[Amendment No. 3 to FORM 20-F (Mark One) o OR x For the fiscal year ended December 31, 2011 OR o OR o] [REDACTED PORTIONS ARE MARKED BY “***” LONG-TERM SUPPLY AGREEMENT Hemlock Semiconductor Pte. Ltd., a Singaporean Private Limited Company with its principal place of business at 101 Thomson Road, #26-03 United Square, Singapore 307591, and JA Solar Technology Yangzhou Co., Ltd., a Chinese limited corporation with its principal place of business at No.1 Jianhua Rd., Yangzhou , Jiangsu, China hereby enter] [I, Peng Fang, certify that: 1. 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report; and 3.] [Certification by the Principal Financial Officer I, Min Cao, certify that: 1. 2. Based on my knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the] [(1) (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. October 15, 2012 Peng Fang Chief Executive Officer EX-13.1 5 a12-23888_1ex13d1.htm EX-13.1] [Certification by the Principal Financial Officer (1) (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. October 15, 2012 Min Cao Chief Financial Officer EX-13.2 6 a12-23888_1ex13d2.htm EX-13.2]