JASO [JA Solar] SC 13D/A: JOINT FILING AGREEMENT This Joint Filing Agreement may
[JOINT FILING AGREEMENT This Joint Filing Agreement may be executed in any number of counterparts all of which together shall constitute one and the same instrument. [ EXH 7.01-1 JINGLONG GROUP CO., LTD. Jin Baofang Sole Director JIN BAOFANG] [June 5, 2015 The Board of Directors JA Solar Holdings Co., Ltd. No. 36, Jiang Chang San Road Zhabei, Shanghai 200436 The People’s Republic of China Dear Sirs: I, Baofang Jin, Chairman and Chief Executive Officer of JA Solar Holdings Co., Ltd. (the "Company"), together with Jinglong Group Co., Ltd., a British Virgin Islands company of which I am the] [* The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. Page 2]