Document:

ex4-17.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 4.17

       

      English
translation for reference purpose only

       

      

      

        Supplemental
Agreement III

        

        Party
A: Jiangsu Zhongneng Silicon Technology Development Co., Ltd.

        

        Party
B: JingAo Solar Co., Ltd.

        

        Party
C: JA Solar Technology YangZhou Co.,Ltd

        

        Whereas,
the parties entered into a Silicon Wafer Supply Agreement (Contract No.:
SSC000120) and a Polysilicon Supply Agreement (Contract No.: SSC00230) as of
April 7, 2008 and August 17, 2008, respectively (together, the “Original
Agreements”), a Supplemental Agreement I to the Silicon Wafer Supply Agreement
as of August 17, 2008 (“Supplemental Agreement I”), and a Memorandum in January
2009.

        

        Now,
Therefore, the parties, without prejudice to the effect of the Original
Agreements, conducted negotiations based on equality and voluntary to amend
provisions regarding, among other things, pricing, quality, and prepayment
stipulated in the Original Agreements and Supplemental Agreement I as
follows:

        

        
          	
                   
      

                	
                  1.

                	
                  Pricing

                

        

        

        The
parties agree that the unit price (tax included) of the *** tons of polysilicon
delivered under this agreement shall be ***/kilogram.

        

        
          	
                   
      

                	
                  2.

                	
                  Quantity

                

        

        

        The
parties agree that the *** tons of polysilicon delivered under this agreement
shall be included in the quantity of products for the second quarter under the
provision of quantity and price of quarterly supply for 2009 provided in
Attachment B to the Polysilicon Supply Agreement.

        

        
          	
                   
      

                	
                  3.

                	
                  Payment
      Terms

                

        

        

        The
payment terms provided in Attachment B to the Polysilicon Supply Agreement shall
be amended as follows: Party B and Party C shall make ***% payment *** day prior
to Party A’s delivery, in accordance with the terms provided in the Original
Agreements, which shall be ***; the remaining of the payment, which is ***,
shall be paid according to the VAT invoice issued by Party A within *** days
following Party B and Party C’s receipt and inspection of the products supplied
by Party A. In the event that the delivered products fail to pass the
inspection, Party A shall replace such defected products with conforming
products.

        

        
          
            
            

          

          
            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.

            

            
              
                

              

            

          

           

        

        The
specification and quality standard of products provided in Attachment A to the
Polysilicon Supply Agreement shall be amended as follows:

        

        
          	
                   
      

                	
                  (1)

                	
                  The
      polysilicon products sold by Party A to Party B and Party C shall meet the
      3rd
      grade standard provided in the National Standard of Polysilicon of the
      People’s Republic of China (draft for review), which are: base P
      resistivity ≥20Ω·cm,
      base B resistivity ≥100Ω·cm,
      minority-carrier life time≥30μs,
      Oxygen≤1.5×1017atoms/cm3,
      Carbon≤4.5×1016atoms/cm3,
      and TMI (Total metal impurities, including Fe, Cr, Ni, Cu, and Zn)
      ≤0.2ppmw.

                

        

        
          	
                   
      

                	
                  (2)

                	
                  Packaging
      standards: products shall be packed in plastic bags and then put into the
      paper boxes. The package shall be moisture resistant and anti-broken to
      avoid damage occurred during transportation and
  storage.

                

        

        

        
          	
                   
      

                	
                  4.

                	
                  Delivery

                

        

        

        Party
A shall, upon receipt of the payment of *** of the total price made by Party B
and Party C pursuant to Article 3 of this Supplemental Agreement, shall make the
products available for delivery pursuant to delivery plans agreed by the
parties, so as to enable Party B and Party C to arrange for the pick up.
Delivery plans of Party A are as follows:

        

        The
*** tons of products packed in paper boxes shall be delivered from *** to ***,
*** to ***, and *** to ***, which shall be *** tons for each day.

        

        
          	
                   
      

                	
                  5.

                	
                  Product
      Warranty Period

                

        

        

        The
parties hereby agree that Party A shall provide a *** days warranty period for
products supplied by Party A upon its delivery. If nonconforming products are
found during such period, Party A shall replace such defected products with
conforming products within *** days upon receipt of Party B and Party C’s
feedback on product quality. If Party A fails to replace defected products
within the *** days period, Party A shall return the payment of such products in
full amount to Party B and Party C within *** days upon expiry of such
period.

        

        
          	
                   
      

                	
                  6.

                	
                  The
      parties hereby clarify that this Supplemental Agreement intends to amend
      relevant provisions in the Original Agreements and Supplemental Agreement
      I, the remaining provisions in the Original Agreements, Supplemental
      Agreement I and Memorandum shall remain in effect and binding upon the
      parties. The parties shall perform the rights and obligations under the
      Original Agreements, Supplemental Agreement I, and the Memorandum, and
      shall be held responsible for breach of the Original Agreements,
      additional agreements and Supplemental Agreement I. After Party B and
      Party C fully perform their sourcing quantity provided in this
      Supplemental Agreement, Party A shall be deemed to have waived any claim
      of breach against Party B and Party C for non-performed quantity before
      the second quarter of 2009.

                

        

         

        
          
            
            

          

          
            2

            
              

            

          

          
            
            

          

        

        
          
            
              	*
      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.

            

            
              
                

              

            

          

           

        

        
          	
                   
      

                	
                  7.

                	
                  The
      parties covenants that this Supplemental Agreement amends the Original
      Agreements, Supplemental Agreement I, and the Memorandum, and that the
      parties shall perform their obligations and bear their responsibilities
      strictly in accordance with the Original Agreements, Supplemental
      Agreement I, the Memorandum and this Supplemental
    Agreement.

                

        

        

        
          	
                   
      

                	
                  8.

                	
                  This
      Supplemental Agreement shall come into effect upon its signature by the
      authorized representative of the parties and affixed with seals
      hereon.

                

        

        

        
          	
                   
      

                	
                  9.

                	
                  This
      Supplemental Agreement shall be in six copies, two of which shall be held
      by each party, and each copy shall have the same legal
    effect.

                

        

        

        [Signature
Page Follows]

         

         

        
          
            
            

          

          
            3

            
              

            

          

          
            
            

          

        

         

        Party
A: Jiangsu Zhongneng Silicon Technology Development Co., Ltd. (Corporate
Seal)

        

        

        Signature
of Authorized Representative:

        

        

        

        Party
B: JingAo Solar Co., Ltd.

        

        

        Signature
of Authorized Representative:

        

        

        

        Party
C: JA Solar Technology YangZhou Co.,Ltd. (Corporate Seal)

        

        

        Signature
of Authorized Representative:

        

        

        

        

        

        Date:
June 18, 2009

         

         

        4ex4-18.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
4.18

       

      
        English
translation for reference purpose only

      

      

      

        JA
Solar Technology YangZhou Co.,Ltd.:

        

        With
regard to the Polysilicon Supply Contract signed between our two companies on
August 17, 2008, a memorandum was signed on January 15, 2009, stipulating that
the price of multi-crystalline silicon wafers for January and February 2009 was
***/kilogram.

        

        Both
parties hereby stipulate that the price from March 2009 to the end of 2009 is
***/kilogram, and the future price shall be negotiated on the basis not higher
than ***/kilogram, actual price shall be negotiated by both
parties.

        

        

        

        

        

        Jiangsu
Zhongneng Polysilicon Technology Development Co., Ltd.

        March
6, 2009

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