Exhibit
4.52


Sales
Contract


Contract
      No.:Signing
      Place: Seller’s locationSigning
      Date: Mar. 4, 2008





The
      Seller: China Sunergy (Nanjing) Co., Ltd.
              
              The
      Buyer: CEEG (Shanghai) Solar Science & Technology Co.,
      Ltd.Add.:
      No. 123, West Focheng Road, Economy and Technology Development Zone,
      Jiangning, Nanjing
              
              Add.:
      No.68,West Gangde
      Road, Songjiang
                District,
      ShanghaiPostal
      code: 211100
              
              Postal
      code: 214128Legal
      representative: Lu Tingxiu
              
              Legal
      representative: Cai ZhifangContact
      person: Zou Jianhua
              
              Authorized
      agent: Tao QiangTel.:
      025-52766714
              
              Tel.:
      021-57850711Fax:
      025-52766767
              
              Fax:
      021-57850700





Through
friendly consultation between both parties and in accordance with the Contract Law of the People’s
Republic of China, the parties hereto agree to enter into the following
contractual terms in connection with the purchase of the following goods for
mutual observance and performance:





1.
              Goods
      summary


______________________________





2.
              Time
      and terms of payment:


After effectiveness of the contract,
the Buyer shall remit payment for goods into the account designated by the
Seller as prescribed in Article 4.3 (The Seller does not accept any other
methods of settlement).


Account
at Jiangning Sub-branch of China Merchants Bank: 078002380175610001.





3. Packing
requirements: The goods
shall be packed in carton boxes suitable for highway transportation so as to
meet the requirements of long-distance and long–time
transportation.





4.
              Term
      and place of delivery


4.1 Place of delivery: The place of the
Seller.


4.2 Should the Buyer ask the Seller to
make the delivery on its behalf, the Buyer shall remit the payment for goods,
together with corresponding freight and insurance premium to the account
designated by the Seller. The transportation risks shall be borne by the
Buyer.


4.3 Partial shipment is permitted. The
Buyer shall remit the payment for goods of such batch to the account designated
by the Seller within three working days upon receipt of the shipping order
containing specific power list from the Seller according to actual quantity and
amount of the shipment.


4.4 The Seller shall deliver all goods
of a batch within seven days upon receipt of 100% payment for such batch from
the Buyer.


4.5 The Seller shall deliver VAT
(value-added tax) invoice to the Buyer within fifteen days upon delivery of such
batch of goods.


Page 1 of
4





5. Quality
requirements and technical standards: See Appendix I (i.e. detailed product
specification of China Sunergy (Nanjing) Co., Ltd.. The shipment and
transportation terms in Article 5.4 thereof are
inapplicable).





6.
              Quantity
      and quality inspection and
objection:


The Buyer
shall complete quality inspection as per the standards prescribed hereunder
within seven days from the date of picking up the goods. Any quality claims
shall be issued by Buyer in writing in three days upon detection, and shall be
inspected by a third party agreed upon by both parties.  If the Buyer
fails to raise a claim within 10 days after delivery, the Seller’s products
shall be deemed as qualified.. In case of quantity objection, the Buyer shall
raise the objection within three days after delivery. After the Buyer raises
objection, the Seller shall reply within ten days. Otherwise, it shall be deemed
that such objection has been accepted by the Seller.





7.
              Transfer


Neither
party may transfer all or part of rights and obligations hereunder without
written approval of the other party.





8.
              Confidentiality


The
parties hereto and their employees, agents, representatives or consultants shall
treat all terms and conditions of the Contract and any supplemental agreement
thereof as trade secret, which shall not be disclosed to any third party without
consent of the other party. Otherwise, the breaching party shall compensate as
much as twice of the direct or indirect losses suffered by the other
party.





9.
              Force
      majeure


If any
party hereto is unable to perform the Contract due to the force majeure, such
party shall notify the other party in writing within seven days upon occurrence
of such event, and shall deliver a written certification issued by the relevant
department within fifteen days upon the end of such event, and could be could
partially or wholly exempt from the liability in the light of the impact caused
by force majeure. Where an event of force majeure occurs after the party’s delay
in performance, the defaulting party shall not be released from its
liabilities.





10.
                Integrity
      Assurance


It shall
be viewed as damage to the Seller’s interest if the Buyer and its staff directly
or indirectly give, in the name of the company or an individual, a gift of
money, valuables, securities or provide an improper interest in otherwise forms
to any employee of the Seller, or the Buyers as well as its staff does, whether
in the name of the company or an individual, any transaction similar to that
contemplated hereunder with any employee of the Seller or any third party
introduced by any employee of the Seller. The breaching party shall compensate
as much as twice of the direct  or indirect losses incurred by the
other party by such reason, as well as the liquidated damages amounting to 20%
of the total amount of this Contract per breach (up to RMB
1,000,000).


Method of
reporting dishonesty to the Seller: Attorney Xu Changming 13851647666,
changing.xu@chinasunergy.com.


Page 2 of
4





11.
              Dispute
      resolution


All
disputes arising from the validity, performance and interpretation of this
Contract shall be first settled through consultation by both
parties.  In case no settlement can be reached through consultation,
both parties agree that the dispute shall be submitted to the people’s court of
jurisdiction where the Buyer is located. The relevant expenses (including legal
cost, travel expenses, notary fees, notarization fees, litigation fees and so
on) shall be borne by the losing party.





12.
                Effective
      and miscellaneous


12.1The Contract shall take effect
upon seal by both parties or signature by the special authorized agents. In case
the contract text covers more than one page, seal on the perforation shall be
affixed to such pages.


12.2 The Contract is in duplicate,
with each party holding one counterpart respectively. Both counterparts shall
have the same legal effect. The parties hereto shall send the original contract
text to each other within three working days as of the date hereof. The fax copy
shall have the same effect as the original.


12.3 Any matters not covered herein
shall be mutually negotiated by both parties and be set forth in the
supplementary agreements, which shall have the same legal effect as the
Contract.


12.4 In case of conflict between the
contents of Appendix I (Detailed product specification) and those hereof, the
contents hereof shall prevail.





The
      Seller: China Sunergy (Nanjing) Co., Ltd.
                (special
      seal for contract)
              
              The
      Buyer: CEEG (Shanghai) Solar Science &
                Technology
      Co., Ltd.Signature/seal:
      /s/
              
              Signature/seal:
      /s/Date:
              
              Date:




Page 3 of
4





Contract
      No.
                    Date
                    Goods
      summaryXS120080006
                    January
      7, 2008
                    See
      table IXS120080071
                    March
      4, 2008
                    See
      table II





Table
I





Name
      of goods
                                                            Specification
      &
                                                              parameter
                                                            QTY
                                                              (MW)
                                                            Unit
                                                            Unit
      price
                                                              (yuan/w)
                                                            Total
      amountMonocrystalline
      125 cells
                                                            Range
      of conversion efficiency≥16%
                                                            0.5
                                                            MW
                                                            27.5
                                                            About
      RMB 13,650,000Monocrystalline
      125 cells
                                                            Range
      of conversion efficiency15.50%~15.75%
                                                            27Total
      amount (in words): Around RMB Thirteen Million Six Hundred and Fifty
      ThousandRemarks:
      The price includes 17% value-added
tax.




Table
II




Name
      of goods
                                                        Specification
      &
                                                          parameter
                                                        QTY
                                                          (piece)
                                                        MW
                                                        Unit
      price
                                                          (yuan/w)
                                                        Total
      amountSE
      Monocrystalline 156 cells
                                                        conversion
      efficiency17.50%
                                                        20,000
                                                        83400
                                                        30
                                                        RMB
      2,502,000SE
      Monocrystalline 156 cells
                                                        Conversion
      efficiency
      17.25%
                                                        41,000
                                                        168264
                                                        RMB
      5,047,920Total
      Amount
                                                        61,000
                                                        251,664
                                                        
                                                        7,549,920Total
      amount (in words): RMB Seven Million Five Hundred and Forty-nine Thousand
      nine hundred and twenty onlyRemarks:
      The price includes 17% value-added
tax.