EXHIBIT 4.8
English Translation for Reference
   Party A:
    
    CSI Cells Co., Ltd.Party B:
    
    Jiangsu Zhongneng Polysilicon Technology Development Co., Ltd.Party C:
    
    GCL (Nanjing) Solar Energy Technology Company Limited
Jiangsu GCL Silicon Material Technology Development Co., Ltd.
Changzhou GCL Photovoltaic Technology Co., Ltd.Party D:
    
    Suzhou GCL Photovoltaic Technology Co., Ltd.
  1.
    
    Both Party A and Party B have executed the solar wafer supply contract (buyers contract no.:
CSI-ZN80818-B), its supplementary agreement (buyers contract no.: CSI07-09-P0066) and its
supplementary agreement to solar wafer supply contract (contract no.: CSI-ZN100323). Both parties
agree that Party A shall purchase certain quantity of wafers from Party B and Party B shall supply
certain quantity of wafers to Party A.2.
    
    The four parties, Parties A, B, C and D, executed the 2nd supplementary agreement to solar wafer
supply contract (2nd Supplementary Agreement, contract no. CSI-ZN100810). All the contracts and
agreements mentioned in these clauses 1 and 2 hereinabove are collectively known as Original
Contracts.3.
    
    Parties C and D were added to become the parties to the Original Contracts pursuant to the 2nd
Supplementary Agreement, and, together with Party B, become the Sellers of the Original
Contracts with respect to the wafer business.
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1.
    
    With effect from the date of signing this supplementary agreement, Parties B and C shall
withdraw themselves from being the Sellers to the Original Contracts and shall transfer all
of their rights and obligations (including the prepayment already made) under the Original
Contracts to Party D. Party D replaces Parties B and C and become the only Seller under the
Original Contracts and enjoys the rights and bears the obligations pursuant to the Original
Contracts. Parties B and C shall not bear the sellers liabilities and obligations under the
Original Contracts and shall not enjoy the sellers rights thereunder.2.
    
    Party D undertakes, acknowledges and understands the contents of the Original Contracts and
all the provisions of its annexes/schedules, and agrees to accept the bindings of all the
contents of the contracts and its annexes/schedules. Performance of the Sellers obligations
under the Original Contracts by Party D to Party A shall be regarded as the performance of the
Sellers obligations to the Buyer in the Original Contracts.3.
    
    In consideration that Party D accepts the transfer and becomes the Seller of the Original
Contracts, each party agrees that Parties B and C shall no longer bear any joint and several
guarantee liability hereunder and, simultaneously, that all the liabilities and obligations of
Parties B and C under the Original Contracts since the execution of this agreement shall be
totally removed.4.
    
    Pursuant to the agreement, Party A shall perform the liabilities and obligations under the
Original Contracts to Party D; in event that Party breaches the contract, Party D shall have
the right to make claims against Party As breach liabilities pursuant to the Original
Contracts.5.
    
    Party Ds specified bank account is : Agricultural Bank of China, Suzhou New District branch,
account 547601040022886.6.
    
    Since October 1, 2010 and until December 31, 2010, Party A shall, at least five days before
the delivery of each batch of products, pay the purchase amount of those delivery in full to
Party Ds specified bank account through telegraphic transfer.7.
    
    Each party undertakes that this supplementary agreement consists of the amendments to the
agreed contents of Original Contracts. Where this supplementary agreement is not consistent
with the Original Contracts, this supplementary agreement shall prevail. Both Buyer and
Seller shall perform the portions not mended in this supplemental agreement pursuant to the
Original Contracts. Each party shall strictly perform the obligations and bear the
liabilities pursuant to the Original Contracts and this supplementary agreement.6.
    
    This agreement is executed in twelve copies. Each party shall hold two copies. Each copy
shall have the same legal effect after it is signed and affixed with company chops.
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Party A: CSI Cells Co., Ltd.
    
    Party B: Jiangsu Zhongneng Polysilicon Technology Development Co., Ltd.[Chop is affixed]
    
    [Chop is affixed]Signing Representative: /s/
    
    Signing Representative: /s/Signing Date: November 24, 2010
    
    Signing Date: November 24, 2010Party C: GCL (Nanjing) Solar Energy Technology
Company Limited
    
    Party D: Suzhou GCL Photovoltaic Technology Co., Ltd.[Chop is affixed]
    
    [Chop is affixed]Signing Representative:
    
    Signing Representative:Signing Date: November 24, 2010
    
    Signing Date: November 24, 2010Jiangsu GCL Silicon Material Technology
Development Co., Ltd.[Chop is affixed]Signing Representative:Signing Date: November 24, 2010Changzhou GCL Photovoltaic Technology Co., Ltd.[Chop is affixed]Signing Representative:Signing Date: November 24, 2010
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