Exhibit
4.71





English Translation of
Chinese Language Document





Supplementary
Agreement





Contract
no.: CG120090181




Place of
signing: Jiangning,
Nanjing




Date of
signing: May 25,
2009




Party
      A: Jiangxi Jingde Semiconductor New
              Party
      B: China Sunergy (Nanjing) Co., Ltd.Materials
      Co., Ltd.Address:
      Jiangxi Jingde New
              Address:
      No. 123, Focheng West Road, NanjingHigh-tech
      Industrial Park
              Jiangning
      Economy & Technology Development ZoneLegal
      representative: Zhengfei Gao
              Legal
      representative: Tingxiu LuContact
      phone: 0798-8580266
              Contact
      phone: 025-52766603Fax:
      0798-8568938
              Fax:
      : 025-52766882


As a
result of the significant changes in the market, through friendly negotiation
between Party A and Party B, the following amendments and supplementations are
hereby made to the original contract (no. CG120090007) between both
parties:


1. In the
Article 1 of the original contract, which provides that “From March 2009 to
December 2009, Party A will sell to Party B 22 tons of solar grade
polycrystalline silicon materials each month, totaling 220 tons,. The reference
price for the delivery is RMB 950 Yuan/KG (including taxes) in March 2009” shall
be amended as “From June 2009 to December 2009, Party A shall sell to Party B 20
tons of solar grade polycrystalline silicon materials in June 2009, and Party A
shall sell 35 tons of solar grade polycrystalline silicon materials to Party B
for each month from July 2009 to December 2009, totaling 230 tons. The reference
price in June 2009 shall be RMB 480/KG (including taxes), 5% lower than the
market price of the corresponding period”.


2. Other
provisions shall be carried out in accordance with the original
contract.


3. No
action will be taken by Party B against Party A for its default liability
resulted from the delayed delivery prior to the date of this
agreement.


4. This
agreement shall become effective upon signature and sealing of both parties.
This agreement is made in duplicate, each for one party. Each copy shall have
the same legal force. Both parties shall send the original agreement to each
other within three working days from the date of this agreement.





Party
      A: Jiangxi Jingde Semiconductor New
              Party
      B: China Sunergy (Nanjing) Co., Ltd. /s/Materials
      Co., Ltd. /s/Authorized
      representative:
              Contract
      contact person:Date
      of signature:
              Date
      of signature:


1


Supplementary
Agreement




Contract
no.: CG120090427




Place of
signing: Jiangning,
Nanjing




Date of
signing:November 20,
2009




Party
      A: Jiangxi Jingde Semiconductor New
                Party
      B: China Sunergy (Nanjing) Co., Ltd.Materials
      Co., Ltd.Address:
      Jiangxi Jingde New
                Address:
      No. 123, Focheng West Road, NanjingHigh-tech
      Industrial Park
                Jiangning
      Economy & Technology Development ZoneContact
      phone: 0798-8580266
                Contact
      phone: 025-52766603Fax:
      0798-8568938
                Fax:
      : 025-52766882


Through
friendly negotiation between Party A and Party B, the following amendments and
supplementations are hereby made to the original contract (no. CG120090181)
between both parties:


1. Party
A shall sell to Party B 18 tons of solar grade polycrystalline silicon materials
to Party B in November 2009, the reference price of which shall be RMB 430/KG
(including taxes).


2. From
December 2009 to June 2010, Party A undertakes that it will sell an average of
35 tons of solar grade polycrystalline silicon materials to Party B in each
month. The actual quantity and price shall be negotiated on a monthly basis. The
payment shall be deducted from the prepayments from Party B to Party A. The
actual quantity of delivery shall be subject to the goods received by Party
B.


3. Other
provisions shall be carried out in accordance with the original
contract.


4. No
action will be taken by Party B against Party A for its default liability
resulted from the delayed delivery prior to of the date of this
agreement.


5. This
agreement shall become effective upon signature and sealing of both parties.
This agreement is made in duplicate, each for one party. Each copy shall have
the same legal force. Both parties shall send the original agreement to each
other within three working days from the date of this agreement.





Party
      A: Jiangxi Jingde Semiconductor New
              Party
      B: China Sunergy (Nanjing) Co., Ltd. /s/Materials
      Co., Ltd. /s/Authorized
      representative:
              Contract
      contact person:Date
      of signature:
              Date
      of signature:




2