Document:

Technology License and Engineering Services Contract

 Exhibit 10.29 
 CONFIDENTIAL TREATMENT 
 REQUESTED PURSUANT TO RULE 406

 Contract No.:DJG-HT20080615 
 Technology License and Engineering Services Contract 
 Between 

Chongqing DAQO New Energy Co., LTD 
 Wanzhou Industrial Park 
 404000 Wanzhou, Chongqing P.R. China 
 and 
 Poly
Engineering S.r.l 
 Via Galileo Ferraris 13 
 Monza / Milano Italy 
 June 15th, 2008 
  

 1 

 Catalogue 
  

					
	1	  	Definitions	  	3
	2	  	License	  	4
	3	  	Services	  	5
	4	  	Remuneration and Terms of Payment	  	6
	5	  	Procedure for Acceptance of Documentation	  	7
	6	  	Representation and warranties	  	7
	7	  	Confidentiality	  	7
	8	  	Indemnification	  	8
	9	  	Term and Termination	  	9
	10	  	Governance	  	9
	11	  	Applicable Law	  	9
	12	  	Dispute Resolution	  	10
	13	  	Force Majeure	  	10
	14	  	Miscellaneous	  	11
	Annex No.1	  	13
	Annex No.2	  	14
	Annex No.3	  	22

  

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 Technology License and Engineering Services Contract 
 Contract No.: DJG-HT20080615 
 Date of Signature: June 15th, 2008

 WHEREAS 
 Chongqing DAQO
New Energy Co., LTD (“Customer” or “DAQO”), a limited liability company incorporated under the laws of the People’s Republic of China with the registered address at Wanzhou Industrial Park, Wanzhou,
Chongqing, intends to erect a facility in the People’s Republic of China for the production of silicon polycrystal for use in the semiconductor and solar energy industry. 
 Poly Engineering S.r.l. (“Contractor” or “PE”) , a company incorporated under the laws of Italy with the registered address at Via Galileo Ferraris 13 Monza, Milano, has
the know-how and experience for the erection of such facility for the production of silicon polycrystal for use in the semiconductor and solar energy industry. Thus, PE is in a position to provide DAQO with the respective know-how for the erection
and operation of such plant and is, furthermore, in a position to supervise the respective construction as well as the start-up of the production. 
 Now, THEREFORE, the Parties agree as follows: 
 1. Definitions 
 The following words and expressions will have the meaning specified here below: 
 (a)
“Applicable Law” shall be understood to mean any and all local, regional, and national laws, regulations, ordinances, pronouncements, judicial decrees, and similar governmental declarations, which are applicable to a Party, this
Contract, the subject of this Contract, or the design, construction and operation of the Plant. 
 (b) “Basic Engineering Package
(“BEP”)” shall be understood to mean the set of documents and services specified in Annex No.2. 
 (c)
“Contract” shall be understood to mean the present Contract including its annexes. 
 (d) “Confidential
Information” shall be understood to have the meaning given to it in Section 7.1. 
 (e) “Contractor” shall be
understood to mean Poly Engineering S.r.l. 
 (f) “Contractor Services” shall be understood to have the meaning given to it in
Section 4(B) of Annex No.2. 
 (g) “Customer” shall be understood to mean DAQO. 
 (h) “Effective Date” shall be understood to mean the date this Contract is signed by both Parties. 
  

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 (i) “Equipment” shall be understood to mean any equipment necessary for implementation the
process for the production of the Product. 
 (j) “Including,” whether or not capitalized, shall be understood to mean
“including, but not limited to.” 
 (k) “Intellectual Property Rights” shall be understood to have the meaning given
it in Section 6.2. 
 (1) “Know-how” shall be understood to mean all know-how, show-how, processes, designs,
specifications, drawings, blue-prints, documentation, and confidential and proprietary information required to be provided, or provided, by Contractor to Customer under this Contract, including the BEP and CED, and any Intellectual Property Rights
embodied in any of the foregoing. 
 (m) “Parties” shall be understood to mean the Customer and the Contractor. 
 (n) “Plant” shall be understood to mean a plant for the production of the Product using the Process and the Equipment; all as specified in
more detail in Annex No. 2. 
 (o) “Process” shall be understood to mean all the technological operations necessary for
the production of the Product based on the raw materials having the characteristics specified in Annex No. 1; all as specified in more detail in Annex No. 2. 
 (p) “Product” shall be understood to mean silicon polycrystal (“SP”) having the characteristics specified in Annex No.2. 
 (q) “Project Start” is defined as the moment, when the down payment has been paid by DAQO; all schedules and times in Section 6 of
Annex No.2 are measured from Project Start. 
 (r) “Services” shall be understood to have the meaning set forth in
Section 3.1 of this Contract. 
 2. License 
 2.1 Contractor hereby grants to Customer a perpetual, irrevocable, fully paid and royalty free license to use, reproduce, modify, prepare derivatives works of, and otherwise practice and exploit the
Know-how: 
  

	 	(a)	to manufacture, produce and process silicon polycrystal in their plant described in annex No. 2, having a nominal capacity of 3,300 Tons/year silicon polycrystal,
including the Product. 

  

	 	(b)	to distribute and sell silicon polycrystal , including the Product. 

  

	 	(c)	to develop, design, engineer construct and operate the Plant, that enable the manufacturing , production and processing of silicon polycrystal, including the Product,
and to have any of the foregoing done for Customer’s account (which shall not be deemed to be a sublicense) to third parties. 

  

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 2.2 The license granted hereabove includes the right to sublicense the rights enunciated to affiliates of
Customer without Contractor’s approval. Customer may sublicense such rights to one or more unaffiliated third parties only with Contractor’s prior approval which shall be not unreasonably withheld 
 2.3 The license granted to the Customer according to Section 2.1 is exclusive for the territory of the People’s Republic of China including the
Special Administrative Regions of Hong Kong and Macau and Taiwan (“Exclusive Territory”) until December 31, 2011 (the “Exclusivity Period”). 
 Contractor, Mr. Marangoni and Mr. Ragaini, will not, and will cause any affiliate of Contractor, Mr. Marangoni or Mr. Ragaini not to, directly or indirectly, through any representative
or otherwise, solicit or entertain offers from, negotiate with or in any manner encourage, discuss, accept, or consider any proposal of any person or execute any contract relating to the transfer of the Know-how to the Exclusive Territory, in whole
or in part (including but not limited to the installation of (in whole or in part) a production plant for polycrystal silicon in the Exclusive Territory), whether directly or indirectly, through sale, merger, consolidation, or otherwise. 

Furthermore during the Exclusivity Period, for all contracts of Contractor, Mr. Marangoni or Mr. Ragaini or any affiliate of Contractor,
Mr. Marangoni and/or Mr. Ragaini for the transfer of the Basic Engineering to places outside the Exclusive Territory, Contractor, Mr. Marangoni and Mr. Ragaini will apply contracts where the customer is not allowed to transfer
the Basic Engineering and its plant to the Exclusive Territory; in particular, but not limited to, Contractor, Mr. Marangoni and Mr. Ragaini will insert and will cause any affiliate of Contractor, Mr. Marangoni and/or Mr. Ragaini
to insert appropriate wording (i) expressly prohibiting such transfer of the Basic Engineering to the Exclusive Territory as set forth above and (ii) requiring any contractor to insert such wording in its respective contracts. 

3. Services 
 3.1 The Contractor shall
perform the functions and tasks specified, or referred to, in this Section 3.1 as well as any functions and tasks not specifically named but reasonably required to perform the functions and tasks specified, or referred to, in this
Section 3.1 (the “Services”). 
 (a) Contractor shall transfer to the Customer the Know-how and submit to
the Customer the associated technical documentation, and perform the services, specified in Annex No, 2. 
 (b) Contractor shall
provide to the Customer the BEP, perform the Construction Services, and submit to the Customer the associated technical documentation as specified in Annex No. 2. 
 (c) Notwithstanding anything to the contrary herein, and without limiting Contractor’s obligations as otherwise set forth in this Contract, at Customer’s request Contractor shall, as part of the
Services, provide at Customer’s site an appropriate number of suitably qualified and experienced engineers to advise Customer during construction, commissioning, start-up, and testing of the Plant, and supply training services to Customer and
Customer’s designees. 
  

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 3.2 The Contractor shall perform the Services in accordance with the timeline set forth in Section 6 of
Annex 2. 
 3.3 Customer may propose a change to be made to the Services or the BEP. In such event, Contractor shall promptly prepare a written
analysis of the change including the rationale for and consequences of the change. Such consequences shall not include any changes to the Total Remuneration unless the implementation of the change requires material additional resources or efforts on
the part of Contractor. If upon receipt and review of Contractor’s analysis, Customer is interested in further considering such change, Contractor shall develop for Customer to review and approve a detailed implementation plan. With Customer
approval, Contractor shall implement the change in accordance with such plan. 
 4. Remuneration and terms of payment 
 4.1 The Customer should pay to the Contractor according to the payment schedule. The total remuneration for the Know How, the BEP , the Construction Services
and the exclusive fee consists of four parts: 
 Part 1: payment for 2008 is * * * 
 Part 2: payment for 2009: * * * 
 Part 3:
payment for 2010: * * * 
 Part 4: payment for 2011: * * * 
 4.2 Customer’s payments will be due pursuant to the following time schedule: 
 For Part 1:

  

	(a)	* * *: Till June 30,2008 

  

	(b)	* * *: Till August 31,2008 

  

	(c)	* * *: Till December 31,2008 

  

	(d)	* * *: after delivery of a first lot of the following documentation including Process Flow diagrams and Major equipment specifications 

 

	(e)	* * *: after the completion of the delivery of PE technical documentation 

 For Part 2: 
 100% of the payment for 2009 within the first three months of the year 2010

 For Part 3: 
 100% of the payment
for 2010 within the first three months of the year 2011 
 For Part 4: 
 100% of the payment for 2011 within the first three months of the year 2012 
 4.3 All taxes and
duties to be paid by the Customer in the territory of the People’s Republic of China shall be borne by the Customer and all other taxes and duties shall be borne by the Contractor. 
  

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 4.4 Each Party shall be solely responsible for all expenses and the costs of all resources, including all
software, hardware, personnel, and travel expenses, used in performing its obligations under this Contract unless otherwise specified herein. 
 5. Procedure for acceptance of documentation 
 5.1 All documentation will be delivered to Customer in English and in electronic
format as specified in Annex No. 2. 
 5.2 Customer is not obliged to inspect the documentation upon receipt. 
 6. Representation and warranties 
 6.1 The
Contractor represents and warrants that the Know-How and the BEP are correct, complete, adequate and without defects and will enable the Customer to erect and operate the Plant for the production of the Product in compliance with Applicable Law. The
Contractor represents that it will perform the Services in a professional and workmanlike manner in accordance with widely recognized professional standards in the civil engineering industry. 
 6.2 The Contractor represents and warrants that it has the right to grant Customer the licenses under Section 2 of this Contract and that
Customer’s exercise of such licenses in accordance with the terms of this Contract will not infringe, misappropriate or otherwise violate the patents, copyrights, trade secret rights or other intellectual property rights (collectively,
“Intellectual Property Rights” of any third party. 
 6.3 In case of any violation of the Contractor’s representations or
warranties set forth in this Section 6, the Customer will notify the Contractor in writing. The Contractor will, within a reasonable time (but no later than three weeks after receipt of Customer’s notification) remedy such violation
accordingly or explain why it believes that there has not been a violation of a representation or warranty. In the event that the Contractor fails to remedy the notified violation within a reasonable time (but no later than three weeks after receipt
of Customer’s notification) or if Customer determines that any delay caused by such violation is not acceptable, Customer may – in its sole discretion – engage a third party to remedy such violation; all costs and expenses of such
third party will be borne by the Contractor. The Customer’s right to claim additional remedies pursuant to this Contract or the provisions of Applicable Law remains unaffected. 
 7. Confidentiality 
 7.1 Each Party will keep confidential all non-public information
belonging to the other Party and clearly marked “CONFIDENTIAL” or “PROPRIETARY” by such Party, as well as all such information that, by reason of its nature or context, should reasonably be construed as the confidential
information of the other Party (e.g., technical, business, and financial information, including business plans and customer and supplier lists). (collectively, the “Confidential Information”). Each Party will use, and make
Confidential

  

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Information available to his own employees and third parties, only to the extent necessary for the performance of its obligations or exercise of its rights under this Contract. Notwithstanding
anything to the contrary, nothing in this Section 7 shall restrict or prohibit Customer from exercising its licenses in accordance with Section 2 of this Contract. 
 7.2 Notwithstanding Section 7.1, the following shall not be considered Confidential Information: 
  

	 	-	such information as was known to a Party prior to its transmission by the furnishing Party; 

  

	 	-	such information as was in the public domain at the time of disclosure or later is available in the public domain but not through any act or fault of the receiving
Party; 

  

	 	-	such information as is received by a Party independently from a third party and in disclosing such information the third party does not violate any confidentiality
agreement executed by such third party with the furnishing Party; and 

  

	 	-	such information as is required to be disclosed by law court order or stock exchange, provided that in such event the Party required to disclose such information shall
give the furnishing Party prompt written notice of such requirement so as to permit the furnishing Party to seek a protective order or similar relief. 

 7.3 Upon termination of this Agreement, a Party receiving Confidential Information from the furnishing Party shall return to the furnishing Party all written or electronic copies of the Confidential
Information of the furnishing Party in the receiving Party’s possession. 
 8. Indemnification 
 8.1 Each Party will, at such Party’s sole cost and expense, indemnify, defend and hold harmless the other Party and the other Party’s directors,
officers, partners, employees, representatives, successors, and assigns from and against any and all losses, liabilities, expenses (including reasonable attorneys fees), encumbrances, or other obligations arising from a claim, action, proceeding or
suit by third party, which directly or indirectly, arises out of or is alleged to arise out of the Party’s (i) breach of any representation, warranty, or covenant in this Contract; (iii) negligent, reckless, or wilful acts or
omissions in the performance of this Contract; or (iii) violation of Applicable Law. 
 8.2 Promptly the commencement or threatened
commencement of any claim, action, proceeding or suit involving an indemnified claim, the indemnitee shall notify the indemnitor of such claim in writing. No failure to so notify the indemnitor shall relieve the indemnitor of the indemnitor’s
obligations under this Contract except to the extent that it can demonstrate damages attributable to such failure. The indemnitor shall assume control of the defense or settlement of any such claim, action, proceeding or suit, except that the
indemnitor shall obtain the prior written approval of the indemnitee before entering into any settlement or agreement that purports to bind the indemnitee, and the indemnitee may participate in any such defense or settlement at its sole cost and
expense. 
  

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 9. Term and termination 
 9.1 The term of this Agreement shall commence on the Effective Date. 
 9.2 Either Party may, upon
written notice, terminate this Contract for material breach of the Contract by the other Party if such material breach remains uncured for more than 90 days after the breaching Party’s receipt of notice thereof from the non-breaching Party.

 9.3 If Customer is overdue with the related payments for more than 3 months Contractor has the right to terminate this contract with
immediate effect. 
 10. Governance 
 10.1 Contractor shall provide to Customer with such periodic reports and information related to the Know-how and Services as Customer reasonably requests, but in any event Contractor shall provide Customer not less than three months written
updates relating the progress of Know-how and document transfers and the provision of Services. 
 10.2 Contractor shall meet with Customer,
whether in person or by teleconference, as often as reasonably requested by Customer to discuss such topics related to the Contract as designated by Customer. 
 10.3 Within 10 days of the Effective Date, the Parties shall each designate and so inform the other party, in writing of: (i) a lead contact within their respective organizations for technical
matters relating to the transfer of Know-how and the provision or receipt of Services; and (ii) a lead contact within their respective organizations for accounting and contracting matters. 
 11. Applicable Law 
 This Contract is
governed by the Italian law excluding the United Nations Convention on Contracts for the International Sale of Goods (CISG). 
  

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 12. Dispute resolution 
 12.1 In the event that any dispute or controversy should arise in connection with this Contract, the Parties shall negotiate in good faith to resolve such dispute or controversy. However, in the event
that the Parties are unable to resolve such dispute within 30 days of its commencement, either Party may refer such dispute to arbitration under Section 12.2. 
 12.2 All disputes arising out of or in connection with this Contract shall be finally settled under the Rules of Arbitration of the International Chamber of Commerce by three arbitrators appointed in
accordance with said Rules, the Chairman being appointed by the two other arbitrators or, in the event of their failure to reach an agreement, in accordance with said Rules. The seat of the arbitration will be Dubai, United Arab Emirates. The
language of the arbitration will be English. Notwithstanding Section 12.1 and 12.2, either Party may at any time apply to a court of competent jurisdiction for interim or conservatory relief, and will not by doing so be held to have breached
this arbitration agreement or to have infringed upon the powers of the arbitrators. The arbitral award may be enforced by any court having jurisdiction over the award, the applicable Party or its assets. 
 12.3 During any arbitration pursuant to this Contract, Customer and Contractor shall continue to fulfill their respective obligations under this Contract,
unless the subject matter of the dispute is of such a nature that this is by no means possible until the dispute has been finally settled. 
 13. Force majeure 
 13.1 Neither Party shall be liable to the other for any failure to perform or delay in performance of its
obligations hereunder caused by: (i) Act of God; (ii) outbreak of hostilities, riot, civil disturbance, or acts of terrorism; (iii) the act of any government or authority; (iv) fire, explosion, flood, fog or bad weather; or
(v) any cause or circumstance whatsoever beyond its reasonable control. 
 13.2 If a Party is or will be prevented from performing any of
its obligations due to force majeure as set forth in Section 13.1 above, it will give notice to the other Party of the event or circumstances constituting such force majeure. Such notice shall be given within 3 days after the Party became aware
(or should have become aware) of the relevant event or circumstances constituting such force majeure. However, each Party shall at all times use its best efforts to minimize any delay in the performance of its obligations as a result of force
majeure. 
  

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 14. Miscellaneous 
 14.1 The Contractor shall not assign or otherwise transfer, subcontract, or delegate any of its rights and obligations under this Contract to any third party without the prior written approval of the
Customer. Customer may assign or otherwise transfer, subcontract or delegate all or part of its rights and obligations under this Contract without the Contractor’s approval to an affiliate, to a third party providing financing, or to a
successor of all of substantially all of Customer’s relevant business or assets in the event of a merger or acquisition. 
 14.2 As
indicated in Section 9.1, this Contract comes into force at the date of signing by both Parties. 
 14.3 This Contract, including its
Annexes, sets forth the entire and sole understanding between Customer and Contractor with respect to the subject matter hereof. No change in, addition to, or waiver of the provisions of this Contract shall be binding upon Customer or Contractor
unless approved in writing by authorized representatives of both Parties and with express reference to this Contract. 
 14.4 If any provision
of this Contract should be invalid, illegal or unenforceable under any existing or future law, the validity, legality and enforceability of the remaining provisions of this Contract shall not be affected or impaired thereby, and in such event the
invalid or unenforceable provision shall be replaced by a provision which best meets the purpose of the replaced provision; the same applies in the event of omissions. 
 14.5 Contractor is an independent contractor, and neither Contractor nor any of its employees may be considered be the employees or agents of Customer. 
 14.6 All remedies available to either Party for breach of this Contract are cumulative and may be exercised concurrently or separately, and the exercise of
any one remedy will not be deemed an election of such remedy to the exclusion of other remedies. 
 14.7 The following provisions of this
Contract will survive the expiration or termination thereof: 1, 4.2 (only to the extent that any remuneration remains due at upon the date of terminator or expiration of this Contract), 6, 7, 8, 11, and 14. 
 14.8 This Contract may be executed in one or more counterparts, each of which shall be deemed to be an original, but all of which will together constitute
one and the same Contract. Each Party shall authorize a person (s) for signature of contractual documents: 
 For Customer,
Mr. Zhu Jian (President Assistant) is authorized to sign. 
 For Contractor, Mario Ragaini (Managing Director) and Giovanni
Marangoni (Managing Director) are authorized to sign. 
 14.9 All notices under this Contract must be in writing and shall be deemed to have
been duly given if delivered by hand, fax or internationally recognized overnight courier addressed as set forth below or at such other address as a Party may have furnished to the other in writing. Such notices shall be effective (a) if sent
by overnight courier, three days after mailing, and (b) if sent otherwise, upon receipt. 
  

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 If to Contractor: 
 Poly Engineering S.r.1 
 Via Galileo Ferraris 13 
 Monza / Milano Italy 
 If to Customer: 
 Chongqing DAQO New Energy Co., LTD 
 Wanzhou Industrial Park 
 404000 Wanzhou, Chonqing 
 People’s Republic of China 
 14.10 The following annexes are enclosed to this Contract and are an integral part of it:

  

	-	Annex No. 1 – TCS specifications, as raw material purchased by DAQO 

  

	-	Annex No. 2 – Technical specifications and time schedule of the contractor package (Know-how and BEP) delivered from PE to DAQO 

  

	-	Annex No. 3 – Specification of the final product (Polysilicon) 

  

									
	The Customer:	  		  	The Contractor:	  	
			
	Chongqing DAQO New Energy Co., LTD	  		  	Poly Engineering S.r.l
			
	 Address: Wanzhou Industrial Park,
 Chongqing, P.R. China
	  		  	Address: Via Galileo Ferraris 13 Monza / Milano Italy
			
	Post Code: 404000	  		  	Post Code:
			
	Telephone: +86 23-64866666	  		  	Telephone: +39 0473 244242
			
	Fax: +86 23-64866688	  		  	Fax:
					
	Authorized Signature:	  	 /s/    Zhu Jian
	  		  	Authorized Signature:	  	 /s/    Mario Ragaini

		  	Mr. Zhu Jian	  		  		  	Mario Ragaini
					
		  		  		  		  	 /s/    Giovanni Marangoni

		  		  		  		  	Giovanni Marangoni
				
	Signing Date: 2008/6/15	  		  	Signing Date: 2008/6/15	  	

  

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 Annex 1 
 TRICHLOROSILANE - TECHNICAL GRADE SPECIFICATION 
 (Incoming pre-purified TCS) 
 ANALYSIS OF LIQUID TCS: 
  

			
	Purity (SiHC13)	 	* * * minimum by weight
	Appearance	 	clear, colorless
		
	IMPURITY	 	CONTENT
	Dichlorosilane	 	max * * * w
	Silicon Tetrachloride	 	max * * * w
		
	 C-H (as Transmittance from
 3.37 to 3.42 = cel1path = 10 mm)
	 	min * * *
		
	All Methylsilanes (total)	 	max * * * ppmw
		
	Phosphorous	 	max * * * ppbw
	Boron	 	max * * * ppbw
	Arsenic	 	max * * * ppbw
	Iron	 	max * * * ppbw
	Magnesium	 	max * * * ppbw
	Aluminium	 	max * * * ppbw
	Calcium	 	max * * * ppbw
	Copper	 	max * * * ppbw

 REMARKS: each TCS incoming lot must be supplied with a Quality Conformity Certificate

  

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 Annex No. 2 
 Technical Specifications and time schedule 
 Note:
Capitalized terms have the same meaning as defined in the main contract. 
 1. INTRODUCTION 
 DAGQ GROUP has decided to install a plant to produce Silicon Polycrystal which can be used for semiconductor and solar energy industry as defined in Annex 4.

 Poly Engineering S.r.1. will provide the Know How, complete Basic Engineering Package of the new plant to DAQO GROUP and perform certain
Contractor Services. 
 In particular, Poly Engineering S.r.1. will provide the know-how, design, supervision of construction, and managing the
start up phase in a way, that DAQO GROUP and/or a third party nominated by DAQO GROUP - including an engineering design’ company providing detailed design engineering - are enabled to perform the final design of the Plant and to operate the
Plant successfully in order to produce the Product, i.e., silicon polycrystal, which can be used for semiconductor and solar energy industry as defined in Annex 4. The raw material of the Plant is the TCS specified in Annex 1; the Product is
specified in Annex No. 4. 
 The Know How and the Basic Engineering Package provided by Poly Engineering S.r.1. will include the following
parameters: 
  

	•	 	 The Plant will be designed for a initial production capacity of 1500 T/y; however, the design of the Plant will allow all extension
of the production capacity to 3.000 Ton/year; 

  

	•	 	 TET by-product will be reconverted to TCS through hydrogenation inside the plant; 

  

	•	 	 The basic design of the off-gas treatment section will be developed by a specialized company nominated and supervised by the
Contractor; 

  

	•	 	 Electrical power will be supplied by a local producer; 

  

	•	 	 Detail design engineering will be provided by all experienced engineering company nominated by DAQO Group with assistance of the
Contractor; 

  

	•	 	 The Plant should be designed comply with all regulations and standards applicable in the Italy.

 2. PLANT UNITS 
 The Plant will consist of the following technical units, which are complete to operate the technical and chemical process to produce polysilicon when TCS raw material is supplied by DAQO. 
 [Note: A short description of each unit will be in the package delivered by contractor] 
  

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 Unit 100 - * * * 
 Unit 200 - * * * 
 Unit 300 - * * * 
 Unit 400 - * * * 
 Unit 500 - * * * 
 Unit 600 - * * * 
 Unit 700 - * * * 
 Unit 800 - * * * 
 Unit 1000 - * * * 
 Unit 1100 - * * * 
 Unit 1200 - * * * 
 Unit 1300 - * * * 
 Unit 1400 - * * * 
 Unit 1500 - * * * 
 Unit 1600 - * * * 
 Unit 1700 - * * * 
 Unit 1800 - * * * 
 Unit 1900 - * * * 
 3. KNOW HOW AND KNOWLEDGE TRANSFER 
 The Contractor will transfer to the Customer all know how required for the erection and operation of the Plant, including the following (“Know
How”): 
 3.1 TCS final purification 
 - TCS purification (removal of dopants, carbon, other) 
 3.2 CVD chemical vapour deposition
process & TET chemical hydrogenation process 
 - Metal electrical connections 
  

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 - Graphite chucks or rods 
 - Graphite Hot-Zone 
 - Feeding gas nozzles 
 - Downloading system 
 - Bell-jar washing station 
 3.3
TCS/TET/H2 safe handling practice 
 3.4 TCS/TET purification and impurities removal 
 3.5 Quality test 
 - TCS,
TET, H2, poly 
 3.6 DCS & ESD Control System (conceptual specifications) 
 3.7 Nuggets crushing and packaging 
 3.8
Conceptual Operating Manual 
 - Description of each plant section: 
 - Start-up, normal operation and shut down procedures 
 - Trouble shooting procedures 
 - Emergency Procedures 
 - Emergency Response Plan 
 - Chlorosilanes Safe Handling 
 The preliminary operating manual will provide all the conceptual rules to safely and effectively
manage the Plant and will be the initial base for the training of the personnel. This manual will be finalized and customized, with the co-operation of the Plant management, in the final version at the end of the start-up phase. 
 4. SCOPE OF THE BASIC ENGINEERING PACKAGE 
 The Basic Engineering Package provided by the Contractor to the Customer includes all documentation and technical services which comprise the Know-how, technical data and all additional information (all in English and, to the extent
applicable, in writing) required to enable DAQO Group and/or a third party nominated by DAQO GROUP - including an engineering design company providing detailed design engineering (“CED”) - to perform the final design of the Plant and to
operate the Plant. 
 The Basic Engineering Package includes the following: 
 A - Supply the Know-how to design and operate the plant: 
  

	•	 	 Polysilicon CVD reactors (to be supplied by GT Equipment Inc applying Contractor’s Know How) 

  

	•	 	 TET converters (to be supplied by GT Equipment Inc applying Contractor’s Know How) 

  

	•	 	 Other ancillaries know-how related to CVD reactor & IET converters 

  

	•	 	 CS final purification 

  

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	•	 	 TET/TCS/H2/poly handling& control practice (including quality and acceptance test) 

  

	•	 	 DCS & ESD Control System (conceptual specifications) 

  

	•	 	 Conceptual operating manual (each section operating instruction should include 

  

	 	•	 	 Shut-down procedure 

  

	 	•	 	 Start-up procedure 

  

	 	•	 	 Trouble-shooting) 

  

	•	 	 Emergency response manual 

 B - Delivery of the basic engineering of the Plant and all related technical services, (“Contractor Services”) 
  

	•	 	 Complete definition the operating conditions of the production, including process control procedures and safety procedures

  

	•	 	 Identification of any and all technical details for the production of the Product 

  

	•	 	 Attendance at the design kick-off conference with the DAQO GROUP and CED; attendance at the project meetings once a month for the first four months as
scheduled by DAQO GROUP and PE in Milan 

  

	•	 	 In cooperation with CED: Preparation of an overall project development schedule 

  

	•	 	 If any question rises from the subcontractors that the CED and/or DAQO can not answer, the contractor should give the support to solve the problem

 5. TECHNICAL INFORMATION AND DOCUMENTATION OF THE BASIC ENGINEERING PACKAGE 
 The Basic Engineering Package will include - without limitation - the following information and documentation: 
 A - Basic engineering 
 Al -
Products, raw materials and utilities specifications 
  

	-	Raw material & product characteristics, including: 

 Chemical composition 
 Physical characteristics 
 Temperature and pressure at plant B.L: 
  

	-	Utilities characteristics, including: 

  

			
	Electric power:	  	Voltage
	Cooling water:	  	Chemical analysis
		  	Pressure and temperature at plant B.L
	Steam or hot oil:	  	Flow rate
		  	Pressure and temperature at plant B.L.

  

	-	Wastes characteristics, including: 

  

			
	Gaseous wastes:	  	Chemical analysis
		  	Flow rate
	Liquid wastes:	  	Chemical analysis
		  	Flow rate
	Solid wastes:	  	Chemical analysis
		  	Quantity

  

 17 

 A2 - General description of the plant operation 
 A3 - Process design and data 
 (1) -
Basis of design 
 The plant shall be designed to produce 3000 (initial 1500) Tons/year of the Product using TCS as raw material.

 (2) - Block diagrams 
 (3) -
Process flow diagrams 
 For each process and utilities unit the process flow diagrams (PFD) will be prepared All Equipment will
be shown and itemized 
 In each PFD the following data will be indicated for all Processes and utility lines: 
 - Flow rate (normal - peak or minimum when applicable) 
 - Chemical composition (when applicable) 
 - Pressure 
 - Temperature 
 (4) - Equipment
specifications 
 (a) Specifications for the manufacturing of the Equipment 
 A sketch of the Equipment will include the following information: 
 - Design conditions: Pressure 
             Temperature 
 - Main dimensions 
 - Materials of construction 
 - Specific details (when applicable) 
 (b) Heat exchangers specifications 
 - Process data sheet with operating
requirements 
 - Design conditions: Pressure 
               Temperature 
 - Materials of construction 
 (c) Pumps specifications 
 - Data sheets including: Type of pump 
                     Design data 
                     Materials of
construction 
 (d) Miscellaneous equipment 
 - Data sheet with data for full identification of type and operating requirements 
 (5) - Field
mounted and control valves specifications 
 Process specifications with indication of the type of instrument or valve
recommended 
 (6) - Effluents data summary 
 For each plant effluent (liquid, gaseous or solid) the characteristics and the quantities will be indicated. 
  

 18 

 (7) - Indication of the materials of construction of plant components not already specified in the equipment
specifications: 
 Preparation of piping classes, based on ANSI standards, for process lines. 
 The piping components (piping and fittings, valves, gaskets and the like) will be specified. 
 B - Layout and Plot Plans (equipment arrangement) 
 B1 - General layout 
 A draft of the general layout will be prepared
on the basis of the area available and the operating conditions of the plant. 
 In a report the adopted criteria will be
specified as well as any constraint which is mandatory for a proper plant operation. 
 B2 - Plot plans (plan view and elevations)

 (1) - Main production building 
 A final plot plan for the deposition reactors & converters area (the production area inside the building) will be prepared 
 (2) - Other plant sections 
 The plot plans prepared by the CED will be reviewed to
verify their adequacy to the plant operation. 
 C - Engineering flow diagrams (P&IDs) 
 C1 - Process units 
 In each P&ID the following data will be supplied: 
  

			
	- For each line	 	Size
		 	Piping class
		 	Fluid (process or identified utility)
		 	Thermal insulation class (when applicable)
		
	- Instrumentation	 	Local instruments, control and safety valves
		 	Instruments loops
		 	Each instrument will be tagged
		
	- In line accessories	 	Steam traps
		 	Valves
		 	Line filters

 C2 - Utilities P&IDs 
 The Contractor will review the P&IDs prepared by the CED to verify their adequacy to ensure a proper operation of the Plant. 

 

 19 

 D - Engineering details 
 D1 - Piping 
 (1) - Piping specifications 
 The standard piping specifications will be prepared by the Contractor and the Contractor will in particular review the final piping
specifications prepared by the CED. 
 (2) - Piping assembly drawings 
 A draft of the piping assembly drawings of the deposition reactor inside the production building will be prepared by the Contractor.

 D2 - Utilities Equipment and Machinery specifications 
 The specifications prepared by the CED will be reviewed by the Contractor to will their adequacy to ensure a proper operation of the Plan.

 D3 - Electrical work 
 (1) - One line diagram 
 A draft of the one line diagram will be prepared. 
 D4 - Instrumentation 
 (1)- DCS and
ESD conceptual specifications 
 Criteria to be developed into specifications for purchase will be prepared. 
 (2) - Functional design specifications 
 A description of the operation of each plant unit, with reference to the P&ID’s, and a list of the blocks will be prepared to enable the suppliers of the DCS and ESD systems to develop the software of both systems 
 D5 - Buildings, structural steel work and civil work 
 An outline of the main production building will be prepared, and the following items will be specified: 
  

	 	•	 	 Location of deposition reactors & converters with loads 

  

	 	•	 	 Overhead crane location and load 

 6. TIME SCHEDULE AND DEADLINES 
 All schedules and time are related on the project start. The project start is defined as the
moment, when the down payment has been done by DAQO. 
 1 - Documentation of Know How and knowledge transfer 
 All documentation of the Know How described in Section 3 above will be delivered by the Contractor to the Customer within 4 (four) months after project
start. 
 Note: The supply of the documentation will take place progressively in coordination with the preparation of the documentation of the
Basic Engineering Package (as set forth in Section 4 and 5 above) as the availability of several elements of the basic engineering is necessary for the preparation of the documentation of the Know How. However, this process of preparation of
the documentation will in no event extend the time period set forth above. 
  

 20 

 2 - Basic Engineering Package and Construction Services according to Sections 4 and 5

 Note: The dates indicated below are depending on the availability of information from DAQO Group. However, the dates will be extended
only if the Contractor has notified the Customer in writing about the information required by the Contractor and the time by which the Contractor requires such information; the dates will be extended only by the time by which information from the
DAQO GROUP is delayed. Partial deliveries will be in accordance to the project development. 
  

			
	- Documentation according to Section 5 Al	  	within 1 month
	- Documentation according to Section 5 A 3 Items (1), (2), (3)	  	within 2 months
	 - Documentation according to Section 5 A 3 Item (4)
   Critical equipment (with long delivery term)
   Other
equipment
	  	 within 2 months
 within 4
months

	- Documentation according to Section 5 A 2 Items (6) and (7)	  	within 2 months
	- Documentation according to Section 5 A 3 Item (5)	  	within 5 months
	- Documentation according to Section 5 B 1	  	within 2 months
	- Documentation according to Section 5 B 2 Item (1)	  	within 3 months
	 - Documentation according to Section C Item (1)
   Preliminary issue
   Final issue
	  	 within 2 months
 within 4
months after

	- Documentation according to Section D 1 Item (2)	  	within 5 months
	- Documentation according to Section D 3 Item (1)	  	within 2 months
	- Documentation according to Section D 4 Item (1)	  	within 3 months
	- Documentation according to Section D 4 Item (2)	  	within 5 months
	- Documentation according to Section D 5 Item (1)	  	within 3 months

  

 21 

 Annex 3 
 POLY PV specification 
  

							
	 PARAMETER/IMPURITY
	  	 SPEC limit
	  	 TEST LOCATION
	  	 INSTRUMENT

	RESISTIVITY - N/TYPE	  	* * *	  	* * *	  	* * *
	RESISTIVITY - P/TYPE	  	* * *	  	* * *	  	* * *
	 ACCEPTORS TOTAL
 (BORON)
	  	* * *	  	* * *	  	* * *
	 DONORS TOTAL
 (PHOSPHOROUS)

	  	* * *	  	* * *	  	* * *
	CARBON	  	* * *	  	* * *	  	* * *
	 IRON
 (SURFACE)
	  	* * *	  	* * *	  	* * *
	 METALS TOTAL
 (SURFACE)
	  	* * *	  	* * *	  	* * *

  

 22 

 POLY EG specification 
  

							
	 PARAMETER/IMPURITY
	  	 SPEC limit
	  	 TEST LOCATION
	  	 INSTRUMENT

	 RESISTIVITY – N/TYPE
	  	* * *	  	* * *	  	* * *
	 RESISTIVITY – P/TYPE
	  	* * *	  	* * *	  	* * *
	 ACCEPTORS TOTAL (BORON)
	  	* * *	  	* * *	  	* * *
	 DONORS TOTAL (PHOSFHOROUS)
	  	* * *	  	* * *	  	* * *
	 CARBON
	  	* * *	  	* * *	  	* * *
	 IRON (SURFACE)
	  	* * *	  	* * *	  	* * *
	 ZINC (“ ”)
	  	* * *	  	* * *	  	* * *
	 CUPPER (“ ”)
	  	* * *	  	* * *	  	* * *
	 NICKEL (“ ”)
	  	* * *	  	* * *	  	* * *
	 SODIUM (“ ”)
	  	* * *	  	* * *	  	* * *
	 CROMIUM (“ ”)
	  	* * *	  	* * *	  	* * *
	 ARSENIC (BULK)
	  	* * *	  	* * *	  	* * *
	 CUPPER (“ ”)
	  	* * *	  	* * *	  	* * *
	 MOLIBDENUMN (“ ”)
	  	* * *	  	* * *	  	* * *
	 TUNGSTENUM (“ ”)
	  	* * *	  	* * *	  	* * *
	 COBALT (“ ”)
	  	* * *	  	* * *	  	* * *
	 CROMIUM (“ ”)
	  	* * *	  	* * *	  	* * *
	 IRON (“ ”)
	  	* * *	  	* * *	  	* * *
	 NICKEL (“ ”)
	  	* * *	  	* * *	  	* * *
	 ANTIMONY (“ ”)
	  	* * *	  	* * *	  	* * *
	 SODIUM (“ ”)
	  	* * *	  	* * *	  	* * *
	 ZINC (“ ”)
	  	* * *	  	* * *	  	* * *

  
 Note: 
  

	*	Indicates where text has been omitted pursuant to a request for confidential treatment under Rule 406 of the Securities Act of 1933, as amended. The omitted
materials have been filed separately with the Securities and Exchange Commission.English summary of the Construction Contract

 Exhibit 10.30 
 English Summary 
 Construction Contract 
 This Contract is entered into by and between Daqo New Material Co., Ltd. as the owner (hereinafter the “Owner”) and China Tianchen Chemical
Engineering Co., Ltd. as the general contractor (hereinafter the “Contractor”) on June 27, 2007 for the purpose of constructing a polysilicon project with an annual output of 1,500 tons. 
 GENERAL PROVISION 
 1. The
Contractor shall construct for the Owner a polysilicon project with an annual output of 1,500 tons in the Salt and Gas Industrial Park at Wanzhou, Chongqing (hereinafter the “Project”). The Contractor’s responsibilities include design
and construction as well as repair of the Project within the warranty period. 
 2. The Owner shall make payment to the Contractor pursuant to
the terms and conditions hereof. 
 PRICE AND PAYMENT 
 3. The total price of this Contract shall be RMB895,000,000. 
 4. The Owner shall make advance
payments to the Contractor at an amount equal to 5% of the total Contract price in two installments within 10 and 20 business days after the execution of this Contract, respectively. 
 5. The Owner shall make monthly payments to the Contractor in accordance with the progress of the project. 
 6. The Owner shall pay 30% of the equipment purchase price to the Contractor upon execution of any equipment purchase agreement, 40% prior to the delivery of the equipment and the remaining 30% upon
receipt and inspection of the equipment. 
 7. The Owner shall pay 40% of the material purchase price upon execution of any material purchase
agreement and the remaining 60% upon receipt and inspection of the materials. 
 8. The Owner shall pay construction fees and miscellaneous fees
(i.e. fees such as management fees and taxes that are not included in the design fees, purchase fees and construction fees) to the Contractor once a month in accordance with the progress of the project, at the amount equal to the result of the total
amount of construction fees or miscellaneous fees multiplied by the percentage of work completed within the month. 
 9. If the Owner delays in
payment, the Owner shall pay the Contractor a liquidated damage calculated using the same lending interest rate of bank loan published by the Chinese central bank for the same amount and same period with respect to the delayed amount on a monthly
basis. 
  

 1 

 OBLIGATIONS OF THE CONTRACTOR 
 10. The Contractor shall complete the construction of the Project in accordance with the agreed design and ensure that the completed Project satisfies the designed commercial purposes. 
 11. The warranty period of the Project shall be one year from the manufacturing of the first batch of polysilicon, but in no event shall be shorter than 6
months after the whole Project is put into operation. In the event that the Project fails to manufacture polysilicon for reasons other than Contractor’s fault, the warranty period shall automatically terminate after 18 months of delivery of the
Project. 
 12. The Contractor shall provide the necessary equipments, materials, documents, personnel and services in connection with the
construction of the Project. 
 13. The Contractor shall ensure that none of its sub-contractors sub-contracts the Project to any third parties
except for labor outsourcing. The Contractor shall remain liable for all the work completed by any of its sub-contractors or their agents or employees, as if such work were completed by the Contractor on its own. The Contractor shall notify and
obtain the consent of the Owner at least 28 days prior to: (i) the proposed hiring of any sub-contractors (the Contractor shall provide the Owner with detailed information of such sub-contractors); (ii) the proposed commencement date of
any sub-contractors; and (iii) the proposed commencement date of the site work of the sub-contractors. 
 14. The Contractor shall, subject
to the inspection of the Owner, establish a quality control system to ensure the quality of the Project. 
 15. The Contractor shall adopt all
necessary measures to comply with all applicable environmental laws and regulations. 
 TERMINATION OF THE CONTRACT BY THE OWNER

 16. In the event that the Contractor fails to perform any of its obligations hereunder, the Owner may notify and request the Contractor to
make remedies within a reasonable period of time. 
 17. The Owner may terminate this Contract by giving 14 days’ notice to the Contractor
if: (i) the Contractor fails to make remedies within a reasonable period of time after receipt of the notice; (ii) the Contractor abandons the Project or expressly manifests an intention to abandon the Project; (iii) the Contractor
sub-contracts the whole Project or assigns this Contract to a third- party without the Owner’s consent; (iv) the Contractor becomes insolvent or (v) any material construction quality accident and/or safety accident occurs. In the
event of (iv) and (v), the Owner may terminate this Contract immediately. 
 18. The Owner may also terminate this
Contract at any time by giving the Contractor a notice which shall take effect on the 28th day after the Contractor receives the notice. Under such circumstance, the Owner shall pay the Contractor: (i) the price for any completed work; (ii) the prices for equipments or materials
purchased for the purpose of this Contract (after payment, the title to such equipments or materials, together with risks of damage or loss, will be transferred to the Owner; (iii) any other reasonable costs incurred by the Contractor in
anticipation of completing the Project; (iv) the cost for removal of the Contractor’s equipments from the construction site; and (v) the cost for dismissing any employees of the Contractors who are hired solely for the purpose of this
Contract. 
  

 2 

 TERMINATION OF THE CONTRACT BY THE CONTRACTOR 
 19. The Contractor may suspend the construction of the Project by giving a 21 days’ notice to the Owner if the Owner fails to make payment in
accordance with the terms and conditions hereof until the Contractor receives proper payment. 
 20. The Contractor may terminate this Contract
by giving a 14 days’ notice to the Owner if: (i) the Owner delays the payment for more than 42 days; (ii) the Owner assigns this Contract to any third party; or (iii) the Owner becomes insolvent. In the event of (iii), the
Contractor may terminate this Contract immediately. 
 LIQUIDATED DAMAGES 
 21. The target completion date for the Project shall be June 30, 2008. If the Contractor completes the Project prior to the target completion date, the
Owner shall pay a bonus equal to 0.05% of the Contract price per day for each day between the actual completion date and the target completion date. If the Contractor fails to complete the Project on the target completion date, the Contractor shall
enjoy a one month grace period during which it shall expedite the construction. If the Contractor fails to complete the Project on or prior to July 31, 2008, the Contractor shall pay the Owner a liquidated damage equal to 0.05% of the Contract
price per day for each day after July 31, 2008 until the Project is completed. 
 22. In the event that the Contractor or the
sub-contractor replaces the agreed key personnel without prior consent of the Owner, the Contractor shall pay a liquidated damage to the Owner ranging from RMB100,000 to RMB1 million per replacement depending on the importance and position of the
replaced person. 
 23. In no event shall the above-mentioned bonus or liquidated damages exceed 5% of the Contract price. 
 CLAIMS AND DISPUTE RESOLUTION 
 24.
In the event that the Contractor believes that it is entitled to any additional payment or extension in time of delivery, it shall give the Owner a notice within 28 days’ notice of the event which it believes gives arise to such additional
payment or extension. If the Contractor fails to give the aforesaid notice within 28 days, no additional payment shall be made and no extension in time of delivery shall be granted. 
 25. In the event that the Owner believes that it is entitled to any damages from the Contractor or any extension for notice period, it shall notify the Contractor as soon as possible and in the event of
extension for notice period, prior to the expiration of the notice period. 
  

 3 

 26. In the event of potential disputes, the parties shall try to resolve the disputes through friendly
negotiation. In the event that the parties are not able to resolve the disputes through negotiation, either party may bring an arbitration with the China International Economic and Trade Arbitration Commission. The place of arbitration shall be
Nanjing. 
  

 4

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