Document:

ex4-19.htm

    
      
        	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

      
        

      

    

     

    
      

      Exhibit
4.19

      

      English
translation for reference purpose only

      

      Purchasing
Contract

      Ref.
no.: JA4SAB09017

      Dated
on:2009-2-6

      Signed
at:Shanghai

      Related Contract
no.: 20060701

      

      
        
          
            	
                    SELLER

                  	
                     Jinglong
      Group

                  
	 	 
	
                    TEL

                  	
                     0086-319-5856224

                  	
                    Fax

                  	
                    0086-319-5856224

                  
	 	 	 	 
	
                    ADD.

                  	
                    No.16,
      Jinglong Street, Ningjin,
Hebei

                  

          

        

      

      

      
        
          
            	
                    BUYER

                  	
                    JingAo
      Solar Co., Ltd. on its own name and on behalf of the Related Companies
      involved in this Contract and listed or not listed
  herein

                  
	 	 
	
                    TEL

                  	
                    0086-21-60955851

                  	
                    Fax

                  	
                    0086-21-60955850

                  
	 	 	 	 
	
                    ADD.

                  	
                    No.
      36 Jiangchang San Rd., Zhabei District, Shanghai,
  China/

                  

          

        

      

      

      The
contract, made out, in Chinese & English, both version being equally
authentic, by and between two Parties whereby Seller agrees to sell and Buyer
agrees to buy the under mentioned goods subject to terms and conditions set
forth hereinafter as follows:

      

      Products
and Price

      
        	
                Item

              	
                Description

                 

              	
                Specification

                 

              	
                Qty./PC

              	
                U.
      Price

              	
                Sub-Total

              
	
                1

              	
                Mono-crystalline
      Silicon Wafer

                Mono125

                6”

              	
                 
      1.    Crystal Growth Method: CZ

                 
      2.    Wafer Diameter:150±0.4mm

                 
      3.    Conductance Type: P

                 
      4.    Dimensions:125±0.4mm

                 
      5.    Growing Orientation: <100>±1.0°

                 
      6.    Orientation departure: ≤2°

                 
      7.    Dopant: B

                 
      8.    Resistivity: 0.5-3 Ω.cm

                 
      9.    Oxygen Concentration: ≤1.0×1018atoms/cm3

                 
      10.  Carbon Concentration: ≤5.0×1016  atoms/cm3

                 
      11.  Life Time: ≥12μs

                 
      12.  Etching Pit: ≤1000pcs/cm3

                 
      13.  Arc width departure(big and small
      angle):Lmax-Lmin≤2mm

                 
      14.  Surface Quality: No crack, no bvious saw mark, without obvious
      tactility, no pit, no V-type gap, no

              	
                ***

                (March
      2009 to December 2009)

              	
                the
      unit price is less than JASO’s average purchasing price of the current
      month, 17% VAT invoice will be

              	 
      

      

       

      
         

        
          
            	
                    No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                  
	
                    TEL:
      (86 21)60955851

                  	
                    FAX(86
      21)60955850

                  	
                    WEBSITE:
      www.jasolar.com

                  

          

        

      

      
        
          
          

        

         

        
          
          

          
            

          

        

        
          
          

        

      

      
        
          
            	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

          
            

          

        

         

      

      
        	 
      	 
      	
                   hole; no glue
      left; surface cleaned, no abnormal spot, no stain.

                  15.   Gap:
      Width*depth of gap<1*0.3mm2,
      no V-type gap, with total quantity ≤1

                  16.   Tiny
      Luminance Edge: Length ≤1/2 of  Wafer dimension, width≤1/3 of
      wafer thickness

                 
      17.   Edge defect width≤0.4mm,extension less than 0.8mm,
      with total quantity≤2,distance≥30mm

                 
      18.   please
      refer to Appendix 4 for additional specifications

                 
      19.   the unit price is less than JASO’s average
      purchasing price of the current month, 17% VAT  invoice will be
      issued at the end of each month to determine the price of current
      month

              	 
      	
                issued
      at the end of each month to determine the price of current
      month

              	 
      
	
                2

              	
                Mono-crystalline
      Silicon Wafer

                Mono156

                8”

              	
                 
      1.     Conductance Type:P

                 
      2.     Dopant: B

                 
      3.     Crystal Growth Method:CZ

                 
      4.     Orientation:〈100〉±1.0°

                 
      5.     Orientation departure: ≤2°

                 
      6.     Dimensions:156*156±0.4mm

                 
      7.     Diameter:200±0.4mm

                 
      8.     Resistivity:0.5-3 Ω.cm

                 
      9.     Life time:≥12μs

                 
      10.   Oxygen:≤1*1018atoms/cm3

                 
      11.   Carbon:≤5*1016atoms/cm3

                 
      12.   Etching Pit:≤1000个/cm3

                Edge
      defect: width ≤0.4mm,extension less than 0.8mm, with total quantity≤
      2,distance ≥30mm

                 
      13.  Surface Condition: No crack, no obvious saw mark, without
      obvious tactility, no pit,no V-type gap, no
      hole; no glue left; surface cleaned, no abnormal spot, no
      stain

                 
      14.   Gap: Width*depth of gap ≤1*0.3mm2,
      no V-type gap, with total quantity ≤1

                 
      15.   Tiny Luminance Edge: Length ≤1/2 of Wafer dimension,
      width≤1/3 of wafer thickness

                 
      16.   Grain Size:≤10 个/cm2

                 
      17.   Arc width departure (big and small
      angle):Lmax-Lmin≤2mm

                 
      18.   please
      refer to Appendix 4 for additional specifications

              	
                ***

                (March
      200 to December 2009)

              	
                the
      unit price is less than JASO’s average purchasing price of the current
      month, 17% VAT invoice will be issued at the end of each month to
      determine the price of current month

              	 
      
	
                Total

              	
                VAT
      included RMB

              	 
      

      

       

       

      
         

        
          
            	
                    No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                  
	
                    TEL:
      (86 21)60955851

                  	
                    FAX(86
      21)60955850

                  	
                    WEBSITE:
      www.jasolar.com

                  

          

        

      

      
        
          
          

        

        
          
          

          
            

          

        

        
          
          

        

      

      
        
          
            	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

          
            

          

        

         

      
        
          
            
              
                	 
      	 
      
	
                        Payment

                         

                      	
                        According
      to Long Term Contract 20060701, Buyer has paid *** to Seller.

                         

                        As
      of the date of Nov.30th
      2008, with *** of prepayment still outstanding. In this contract, ***
      shall be deducted from each mono125 wafer , *** shall be deducted from
      each momo156 wafer ,The remaining uneducated payment will be as payment
      pay for the goods for Dec.2009. The monthly remaining payment of the goods
      under this Contract shall be made by Buyer by the end of the month after
      both parties confirm the unit price of the wafer before the 17%VAT
      invoices offered by PARTY A within *** working days.

                         

                      
	
                        Invoice

                         

                      	
                        In
      accordance with the instruction of Buyer, Seller will issue a
      17%-VAT-included invoice with an invoice amount mutually agreed by Seller
      and Buyer.The
      VAT rate listed in such invoice shall be changed from time to time
      pursuant to any adjustments to VAT regulated by the applicable laws and
      regulations.

                         

                      
	Delivery	
                        Partial
      shipment allowed. Seller shall be deliver the goods equably according to
      monthly quantity with the COA to the pointed designation by Buyer.
      Detailed delivery quantities for each month can be found in appendix IV

                         

                      
	
                        Packing

                         

                         

                      	
                        Foam
      box inside and carton outside packing, well-protected and suitable for
      long-distance transportation against crash, breakage and damage. Seller
      shall be liable for any damages caused by the unconformity with the
      packing standards provided herein.

                      
	Transportation
      & Insurance	
                              
                          Seller
      shall be responsible for the transportation and insurance cost of all
      goods.

                        

                         

                        

                        

                      
	Acceptance	1.
         This contract is signed and sealed under the term of real
      effective specification COA documentation of the delivered goods. 
      
                         

                         2.  
       Buyer should release the final acceptance according to the
      specification of this contract within *** days after receiving goods.
      Buyer should inform Seller in case of  any goods unqualified in
      written form, and Seller should promptly replace all the defective
      products with qualified ones within *** days from the date of receiving
      the written notice of Buyer.

                         

                      
	 	
                        1.  
       Related Company Definition:In relation to each
      Party, any Company directly or indirectly
      controlling or controlled by or under direct or indirect common control
      with such party. Control for the purpose of this definition means direct
      or indirect holding of (i) *** or more of the voting rights or (ii) *** or
      more of the registered capital of said
  company.

                      

              

            

          

        

      

       

      
         

        
          
            	
                    No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                  
	
                    TEL:
      (86 21)60955851

                  	
                    FAX(86
      21)60955850

                  	
                    WEBSITE:
      www.jasolar.com

                  

          

        

      

       

      
        
          
          

        

        
          
          

          
            

          

        

        
          
          

        

      

      
        
          
            	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

          
            

          

        

         

      
        	
                 

                Related
      Co.

                 

              	
                 

                 
      2.     List of Buyer’s Related Companies involved in
      this Contract:

                 

                 Shanghai
      JA Solar PV Technology Co., Ltd

                 

                 Address:
      Room 701, No.36 Jiang Chang San Rd. Shanghai

                 

                 Legal
      Representative: Jin Baofang

                 

                 JA
      Solar Technology Yangzhou Co., Ltd.

                 

                 Address:
      No.1 Jianhua Rd., Yangzhou, Jiangsu

                 

                 Legal
      Representative: Jin Baofang

                 

                 
      3.     Appendix I and II—Guarantee
      Letter

                       
      

                        
      The Buyer’s Related Companies involved in this Contract shall execute a
      Guarantee Letter in the form as provided in Appendix I and II
      attached hereto.

              

         

        
           

          
            
              	
                      No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                    
	
                      TEL:
      (86 21)60955851

                    	
                      FAX(86
      21)60955850

                    	
                      WEBSITE:
      www.jasolar.com

                    

            

          

        

         

        
          
            
            

          

          
            
            

            
              

            

          

          
            
            

          

        

        
          
            
              	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

            
              

            

          

           

        

        	Confidentiality
      

                Clause

                 

              	Please
      see in Appendix III-Confidentiality
      Guarantee
	
                Breach
      of Faith & Termination

                 

                 

                 

                 

                 

                 

                 

                 

                 

              	
                 1.    If
      Seller fails to replace all the defective product with qualified goods in
      *** days, Buyer is entitled, at its option, 1) to buy goods in replacement
      and recover the difference and any extra expense incurred between the
      contract price and the price in the substitute transaction; or 2) to
      purchase the raw material to produce the goods and recover the difference
      between the contract price and the expense on purchasing the raw materials
      and producing the goods together with any other related cost in the case
      that Buyer opts to purchase the raw material or have any third parties
      produced the goods; 3) or terminate this Contract if Seller breaches this
      Contract and Seller fails to cure the breach within *** days after receipt
      of written notice from Buyer and this Contract is terminated upon the
      arrival of such notice to Seller.

                 

                 
      2.   If Seller fails to provide goods or to provide goods
      according to required delivery date,
      in addition to the remedy in favor of Buyer provided in the aforesaid
      clause, Seller should pay *** of total contract value per day to Buyer. In
      the event the delay exceeds *** days, Buyer reserves the right to
      terminate the Contract via a written notice. In this case, this Contract
      is terminated upon the arrival of such notice to Seller. Seller should
      return back the remaining prepayment and payment within *** days which
      still outstanding since the terminate notice issued by
    buyer.

              

      

      
         

        
          
            	
                    No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                  
	
                    TEL:
      (86 21)60955851

                  	
                    FAX(86
      21)60955850

                  	
                    WEBSITE:
      www.jasolar.com

                  

          

        

      

       

      
        
          
          

        

        
          
          

          
            

          

        

        
          
          

        

      

      
        
          
            	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

          
            

          

        

         

      
        	 
      	 
      
	
                Governing
      Law & Jurisdiction

                 

              	
                 1.   
      The formation, validity, interpretation, performance and dispute
      settlement of this Contract shall be exclusively governed by the laws of
      the P. R. China.

                 

                 2.   
      In case of any disputes arising out of or relating to this Contract,
      either Party shall have right to submit such disputes to a competent court
      located in the place first above written where this Contract is
      signed.

                 

              
	
                Valid
      term

                 

              	
                The
      contract is made in Chinese and English. In the event of any discrepancy,
      the Chinese version shall prevail. The contract is in 2 copies effective
      since being signed and sealed by both parties. And fax copies have same
      validity as originals. The appendix has the same effect of the contract
      .In case the contract cannot be reached,both parties may
      discuss over the matter, the discussion will be signed and sealed into
      agreement which has the same force adeffect with the
    contract.

              

      

       

      Signature
and Seal Page to Follow

       

      
         

        
          
            	
                    No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                  
	
                    TEL:
      (86 21)60955851

                  	
                    FAX(86
      21)60955850

                  	
                    WEBSITE:
      www.jasolar.com

                  

          

        

      

       

      
        
          
          

        

        
          
          

          
            

          

        

        
          
          

        

      

      
        
          
            	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

          
            

          

        

         

      

      Signature
and Seal Page

      

      

      

      

      

      

      
        
          
            
              
                	
                        PARTY
      A

                      	
                        Jinglong
      Group

                      	
                        BUYER

                      	
                        JingAo
      Solar Co., Ltd.

                      
	 	 	 	 
	
                        Sign
      & Seal

                      	 
      	
                        Sign
      & Seal

                      	 
      
	 	 	 	 
	
                        Date

                      	 
      	
                        Date

                      	 
      
	 	 	 	 
	
                        Bank
      info

                         

                      	
                        Ningjin
      Sub-branch, Bank of Industry and Commerce

                        0406001309300017454

                      	
                        Bank
      info

                         

                      	
                        Ningjin
      Sub-branch, Bank of China

                        15054208091001

                      
	 	 	 	 
	
                        VAT

                      	
                        130528752412542

                      	
                        VAT

                      	
                        130528774419294

                      

              

            

          

        

      

       

      
         

        
          
            	
                    No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                  
	
                    TEL:
      (86 21)60955851

                  	
                    FAX(86
      21)60955850

                  	
                    WEBSITE:
      www.jasolar.com

                  

          

        

      

       

      
        
          
          

        

        
          
          

          
            

          

        

        
          
          

        

      

      
        
          
            	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

          
            

          

        

         

      

       

      Appendix
I

      

      Shanghai
JA Solar PV Technology Co., Ltd. Undertaking Letter

       

      The
Company, Shanghai JA Solar PV
Technology Co., Ltd., knows about the Contract JA4SAB09017
(hereinafter referred to as the “Contract”) made by and between Jinglong Group and JingAo Solar Co., Ltd. On
February 6, 2009. The Company, as the affiliate of Buyer to the Contract, hereby
applies to participate in the Contract as Buyer thereto.

       

      The
Company hereby irrevocably undertakes to be subject to the following clauses
after participating in the Contract as Buyer:

       

      
        
          	
                  1.

                	
                  The
      Company knows and understands all provisions of the Contract and its
      annexes, and agrees to be subject to the Contract and its
      annexes;

                
	 	 

        

      

      
        
          	
                  2.

                	
                  The
      Company will assume joint and several liability with other affiliates of
      Buyer participating in the Contract for the obligations and liabilities
      thereunder, and confirms that the performance of the contractual
      obligations hereunder by any affiliate of the other party shall be deemed
      that the other party has performed the contractual obligation to
      us.

                
	 	 

        

      

      
        
          	
                  3.

                	
                  The
      Company cannot enjoy any right hereunder if the Company is unqualified
      with the conditions of a Related Company as set out in the Contract;
      however, the Company cannot be empted from the joint and several liability
      under the Contract.

                

        

      

      

      
        
          	
                   
      

                	
                  Undertaker: Shanghai
      JA Solar PV Technology Co., Ltd

                
	 	 

        

      

      
        
          	
                   
      

                	
                  Legal
      representative/Authorized representative (signature) :            
      

                
	 	 
	 	
                   Dated
      on:_________            
       

                

        

      

       

      
         

        
          
            	
                    No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                  
	
                    TEL:
      (86 21)60955851

                  	
                    FAX(86
      21)60955850

                  	
                    WEBSITE:
      www.jasolar.com

                  

          

        

      

       

      
        
          
          

        

        
          
          

          
            

          

        

        
          
          

        

      

      
        
          
            	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

          
            

          

        

         

      

       

      AppendixII

       

      
        JA
Solar Technology Yangzhou Co., Ltd. Undertaking Letter

      

       

       The
Company, JA Solar Technology
Yangzhou Co., Ltd., knows about the Contract JA4SAB09017
(hereinafter referred to as the “Contract”) made by and between Jinglong Group and JingAo Solar Co., Ltd. On
February 6, 2009. The Company, as the affiliate of Buyer to the Contract, hereby
applies to participate in the Contract as Buyer thereto.

       

      The
Company hereby irrevocably undertakes to be subject to the following clauses
after participating in the Contract as Buyer:

      

      
        
          	
                  1.

                	
                  The
      Company knows and understands all provisions of the Contract and its
      annexes, and agrees to be subject to the Contract and its
      annexes;

                

        

      

      

      
        
          	
                  2.

                	
                  The
      Company will assume joint and several liability with other affiliates of
      Buyer participating in the Contract for the obligations and liabilities
      thereunder, and confirms that the performance of the contractual
      obligations hereunder by any affiliate of the other party shall be deemed
      that the other party has performed the contractual obligation to
      us.

                

        

      

      

      
        
          	
                  3.

                	
                  The
      Company cannot enjoy any right hereunder if the Company is unqualified
      with the conditions of a Related Company as set out in the Contract;
      however, the Company cannot be empted from the joint and several liability
      under the Contract.

                

        

      

      
        

        
          
            	
                     
      

                  	
                    Undertaker: JA Solar Technology Yangzhou
      Co., Ltd.

                  
	 	 

          

        

        
          
            	
                     
      

                  	
                    Legal
      representative/Authorized representative (signature) :            
      

                  
	 	 
	 	
                     Dated
      on:_________            
       

                  

          

        

         

        
           

          
            
              	
                      No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                    
	
                      TEL:
      (86 21)60955851

                    	
                      FAX(86
      21)60955850

                    	
                      WEBSITE:
      www.jasolar.com

                    

            

          

        

      

       

      
        
          
          

        

        
          
          

          
            

          

        

        
          
          

        

      

      
        
          	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

        
          

        

      

      
 

      AppendixIII

       

      Confidentiality
and Confidential Information

      

      

      
        
          	
                  1.

                	
                  The
      Parties (including the Related Companies participating in the Contract)
      acknowledge and agree that the clauses of the Contract and its annexes, as
      well as the information exchanged between the Parties in respect of the
      Contract (including information of investigation, technologies, product
      development, marketing plan, product, business and otherwise) shall be
      deemed as the “Confidential Information” of the disclosing party
      (hereinafter referred to as “Disclosing Party”). Exchange of the
      Confidential Information is to ensure the Parties can duly perform their
      respective obligations and liabilities hereunder. During the term of the
      Contract and one (1) year after the termination or rescission of the
      Contract, unless otherwise required by applicable laws, regulations or
      rules of security exchange firm, the receiving party, and its employees,
      attorneys, financial advisors, senior officers, directors and shareholders
      knowing the Confidential Information (hereinafter referred to as
      “Receiving Party”) may not use in any way the clauses of the Contract or
      any of the Confidential Information disclosed by the Disclosing Party, nor
      disclose, divulge or inform to any individual, enterprise, company or
      entity, except with prior written consent of the Disclosing Party.
      However, either party may disclose, divulge or inform the clauses of the
      Contract or any of the Confidential Information disclosed by the
      Disclosing Party to its affiliates if the affiliates undertake to keep
      confidential strictly pursuant to the Contract and they have to touch such
      information for performance of the Contract. Either party further agrees
      to perform due care obligation upon the Confidential Information disclosed
      by the other party pursuant to the Contract, in order to avoid
      announcement or disclosure, with a degree not less than the due care upon
      its own Confidential Information. However, either party shall perform
      reasonable due care upon the Confidential Information to avoid disclosure
      in case of following circumstances.

                
	 	 
	 	Confidential
      Information excludes:

        

      

       

      
        
          	
                   
      

                	
                  1)
      the information which has been known by the Receiving Party at the time of
      disclosure from the Disclosing Party;

                
	 	 
	 	2)
      the information which is in public domain not due to the default of the
      Receiving Party;

        

      

       

      
        
          	
                   
      

                	
                  3)
      the information which is received legally by the Receiving Party from any
      third parties on the basis of non-confidentiality
    obligation;

                
	 	 
	 	4)
      the information which is developed by the Receiving Party
      independently;

        

      

       

      
        
          	
                   
      

                	
                  5)
      the information which the Disclosing Party has, pursuant to the Contract,
      issued a written authorization to disclose; or

                
	 	 

        

      

      
        	
                 
      

              	
                6)
      the information which is to be disclosed by law or for submission of
      financial reports; however, the Receiving Party shall, if permitted,
      notify the Disclosing Party of the requirement for legal disclosure and,
      if appropriate, give a reasonable chance to the Disclosing Party for
      waiver of such disclosure.

              

      

       

      
         

        
          
            	
                    No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                  
	
                    TEL:
      (86 21)60955851

                  	
                    FAX(86
      21)60955850

                  	
                    WEBSITE:
      www.jasolar.com

                  

          

        

      

       

      
        
          
          

        

        
          
          

          
            

          

        

        
          
          

        

      

      
        
          
            	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

          
            

          

        

         

      

       

      
        
        

      

      
        
          	
                  2.

                	
                  The
      Receiving Party shall keep secret the Confidential Information. The
      Receiving Party may not recopy or use such Confidential Information except
      for the performance of the obligations hereunder. The Receiving Party
      shall return all of the Confidential Information to the Disclosing Party
      upon performance of its obligations or if required by the Disclosing
      Party.

                

        

      

      
        
        

      

       

      
        
          	
                  3.

                	
                  The
      Receiving Party acknowledges and agrees that illegal use or disclosure of
      the Confidential Information will result unrecoverable losses to the
      Disclosing Party, therefore, losses to the Disclosing Party arising
      therefrom cannot be made up only reliance on legal remedies. Accordingly,
      if the Receiving Party is in material breach, or intends to be in breach,
      of the clause, the Disclosing Party shall not only exercise other rights
      and remedies, but also immediately apply for injunctive relief to prohibit
      such default.

                
	 	 

        

      

      
        	
                4.

              	
                 The
      Parties (including the Related Companies accessing to the Confidential
      Information pursuant to the Contract) agrees that neither party may,
      without the other party’s prior consent, declare in public or release any
      notice, report, statement or information concerning the Contract, or
      transactions or clauses in respect of the Contract. However, either party
      or its affiliates may disclose the Contract if required by local
      authorities or applicable laws. Either party may not release the execution
      or the contents of the Contract until the Parties agree on the detailed
      items in respect of release.

              

      

      

      
         

        
          
            	
                    No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                  
	
                    TEL:
      (86 21)60955851

                  	
                    FAX(86
      21)60955850

                  	
                    WEBSITE:
      www.jasolar.com

                  

        

      

      

      
        
          
          

        

        
          
          

          
            

          

        

        
          
          

        

      

      
        
          
            	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

          
            

          

        

         

      

      

      Appendix
IV

      
March
2009 to December 2009

       

      
        
          
            
              
                
                  
                    
                      
                        
                          	
                                  Supplier

                                	
                                  Specification

                                	
                                  March

                                	
                                  April

                                	
                                  May

                                	
                                  June

                                	
                                  July

                                	
                                  August

                                	
                                  September

                                	
                                  October

                                	
                                  November

                                	
                                  December

                                	
                                  Total
      (in ten thousands)

                                
	
                                  Jinglong
      Group

                                	
                                  Mono1256”

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                
	
                                  Mono1568”

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                	
                                  ***

                                

                        

                      

                    

                  

                

              

            

          

        

      

      

      
        
          	
                  Note:
      Both parties will determine the quantity ration of Mono 125 6” to Mono 156
      8” for the following month within the last two weeks of each month, if the
      purchasing or supply amount of the current month fails to meet the
      requirement, the lacking amount will be added to the following
      quarter.

                

        

      

       

      March
2009 to December 2009 Additional Specifications

       

      
        
          
            
              
                	
                        Item

                         

                      	
                        Specification
      of JingAo Solar

                      	
                        Specification
      performable by Jinglong Group

                      
	
                         

                        Mono
      125

                         

                      	
                         

                        thickness

                      	
                         

                        180±10um,center≥175μm

                      	
                         

                        180±10um,center≥170μm

                      

              

            

          

        

      

       

      
         

        
          
            	
                    No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                  
	
                    TEL:
      (86 21)60955851

                  	
                    FAX(86
      21)60955850

                  	
                    WEBSITE:
      www.jasolar.com

                  

          

        

      

       

      
        
          
          

        

        
          
          

          
            

          

        

        
          
          

        

      

      
        
          
            	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

          
            

          

        

         

      

       

      
        
          
            
              
                
                  	
                          6"

                        	
                           

                          camber

                           

                        	
                           

                          ≤20
      μm

                        	
                           

                          ≤30
      μm

                        
	
                           

                          TTV

                           

                        	
                           

                          ≤20
      μm

                        	
                           

                          ≤30
      μm

                        
	
                           

                          sawmark

                           

                        	
                           

                          ≤15
      μm

                        	
                           

                          ≤20
      μm

                        
	
                          Mono
      156  8"

                        	
                           

                          thickness

                           

                        	
                           

                          190±10um,center≥185μm

                        	
                           

                          190±15μm,center≥185μm

                        
	
                           

                          camber

                           

                        	
                           

                          ≤20
      μm

                        	
                           

                          ≤30
      μm

                        
	
                           

                          TTV

                           

                        	
                           

                          ≤20
      μm

                        	
                           

                          ≤35
      μm

                        
	
                           

                          sawmark

                           

                        	
                           

                          ≤15
      μm

                        	
                           

                          ≤20
      μm

                        
	
                           

                           

                          Note:
      from March 2009 to May 2009, the above specifications are performed
      according to the performable specifications of Party A (Jinglong Group) ,
      from June 2009 to December 2009, the specifications are performed
      according to those of Party B (JingAo Solar), specifications not mentioned
      here shall be performed according to this
  Contract.

                        

                

              

            

          

        

      

      
 

       

       

      
         

        
          
            	
                    No.
      36 Jiangchang San Rd., Zhabei District, Shanghai China

                  
	
                    TEL:
      (86 21)60955851

                  	
                    FAX(86
      21)60955850

                  	
                    WEBSITE:
      www.jasolar.comex4-25.htm

    
      
        	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

      

      
        
          

        

      

    

     

    
      English
translation for reference purpose only

      Exhibit
4.20

      

      

      Repayment
Agreement

      

      Contract
No.:        
      

      Signed
at: Shanghai

      

      Party
A: JingAo Solar Co., Ltd.

      Party
B: Jiangsu Shunda Semiconductor Development Co., Ltd.

      

      Regarding
the *** long-term contract prepayment owed by Party B, Party A and Party B agree
to the following repayment plan:

      

      
        	
                ***

              	
                ***

              	
                ***

              	
                ***

              	
                ***

              
	
                ***

              	
                ***

              	
                ***

              	
                ***

              	
                ***

              

      

      

      1.          
 Transfer the above amount directly to:

      Name:
JingAo Solar Co., Ltd.

      Opening
bank: China Bank, Ningjin sub-branch

      Account
No.: 15054208091001

      
         

        2.            
To
ensure that Party A receives repayment in a timely and safe manner, Party B
undertakes as follows:

      

       

      2.1           Strictly
conform to this Agreement, if breach occurs, in addition to repaying the above
amount, Party A undertakes to assume other liabilities arising from the breach.
Meanwhile, Party B shall pay ***% of the delayed repayment amount per day as
liquidated damage to Party A.

      

      2.2           Party
A is entitled to deduct the above repayment from the settlement payment or other
current payments between both parties; Party A is also entitled to entrust other
enterprises having business relationship with Party B to deduct the repayment.
Party B shall not raise any objection.

      

      2.3           After
this Agreement comes into effect, Party B must make repayment on
schedule.

      

      3.           Dispute
Settlement and Applicable Law

      Any
dispute arising from or in connection with this Agreement shall be submitted to
China International Economic and Trade Arbitration Commission for arbitration in
accordance with the then effective arbitration rules. The arbitration venue is
in Shanghai, and the arbitral award is final and binding on both
parties.

      

      4.           This
Agreement is made in two counterparts and shall become effective upon execution
by both parties.

       

      
        
          
          

        

        
          1

          
            

          

        

        
          
          

        

      

      
        
          
            	*
      Confidential treatment has been requested for certain portions omitted
      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act
      of 1934, as amended. Confidential portions of this Exhibit have been
      separately filed with the Securities and Exchange
      Commission.

          

          
            
              

            

          

        

         

      

       

      (Signature
page)

      

      
        	
                Party
      A:                      (official
      seal)

              	
                Party
      B:                      (official
      seal)

              
	
                Authorized
      Representative:

              	
                Authorized
      Representative:

              
	
                Title:

              	
                Title:

              
	
                Date:March
      9, 2009

              	
                Date:May
      9, 2009

              

      

    

     

     

     

     

    2

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