[Hanwha SolarOne Announces Amendment to its Shareholder Agreement and Share Issuance and Repurchase Agreement The amendments eliminate certain restrictions in the Shareholder Agreement and the Share Issuance and Repurchase Agreement that limited Holdings’ ability to increase its ownership in the Company above 49.9% and remove the requirement that the board be comprised of seven directors. The amendments also allow Holdings] [AMENDMENT NO. 1 TO SHAREHOLDER AGREEMENT Amendment Agreement Company Investor This Amendment No. 1 (this “ Board Special Committee WHEREAS, the Special Committee has considered this Amendment and has unanimously recommended its approval by the Board; WHEREAS, following such recommendation, the Board has considered this Amendment and has unanimously approved its adoption; NOW, THEREFORE, in consideration of the foregoing, intending] [AMENDMENT NO. 1 TO SHARE ISSUANCE AND REPURCHASE AGREEMENT Amendment Agreement Company Investor This Amendment No. 1 (this “ Board Special Committee WHEREAS, the Special Committee has considered this Amendment and has unanimously recommended its approval by the Board; WHEREAS, following such recommendation, the Board has considered this Amendment and has unanimously approved its adoption; NOW, THEREFORE, in consideration of] [HANWHA SOLARONE CO., LTD 6-K 1 d628069d6k.htm FORM 6-K]

[Hanwha SolarOne Reports Third Quarter 2013 Results SHANGHAI, November 12, 2013 — Hanwha SolarOne Co., Ltd. ( “SolarOne” or the “Company”) (Nasdaq: HSOL), a vertically integrated manufacturer of silicon ingots, wafers and photovoltaic (“PV”) cells and modules in China, today reported its unaudited financial results for the quarter ended September 30, 2013. The Company will host a conference call to] [Hanwha SolarOne Co., Ltd. CONSOLIDATED BALANCE SHEETS (Amounts in thousands of Renminbi (“RMB”) and U.S. dollars (“US$”) December 31 June 30 September 30 September 30 2012 2013 2013 2013 (Audited) (Unaudited) (Unaudited) (Unaudited) RMB’000 RMB’000 RMB’000 US$’000 ASSETS Current assets Cash and cash equivalents 676,476 1,418,559 1,049,760 171,529 Restricted cash] [HANWHA SOLARONE CO., LTD]

[HANWHA SOLARONE CO., LTD. 888 Linyang Road, Qidong Jiangsu Province, 226200 People’s Republic of China NOTICE OF ANNUAL GENERAL MEETING OF SHAREHOLDERS To Be Held on December 20, 2013 NOTICE IS HEREBY GIVEN that the annual general meeting of shareholders (the “AGM”) of Hanwha SolarOne Co., Ltd. (the “Company”), a Cayman Islands company, will be held at 9:00 am, Shanghai] [HANWHA SOLARONE CO., LTD. Company FORM OF PROXY FOR SHAREHOLDERS FOR ANNUAL GENERAL MEETING TO BE HELD ON DECEMBER 20, 2013 (or any adjournment or postponed meeting thereof) I/We Please Print Name(s) of Please Print Address(es) being (a) shareholder(s) of the Company with shares respectively hereby appoint of or failing him/her of AGM or failing him/her the duly appointed Chairman] [HANWHA SOLARONE CO., LTD Ki-Joon HONG Chief Executive Officer 6-K 1 d626270d6k.htm FORM 6-K]

[MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS You should read the following discussion and analysis of our financial condition and results of operations for the six months ended June 30, 2013 compared to the six months ended June 30, 2012, in conjunction with the unaudited interim Six Months Ended June 30, 2013 Compared to Six Months] [HANWHA SOLARONE CO., LTD. INDEX TO UNAUDITED INTERIM CONDENSED CONSOLIDATED FINANCIAL STATEMENTS Unaudited Interim Condensed Consolidated Financial Statements Interim Condensed Consolidated Balance Sheets as of December 31, 2012 and June 30, 2013 (Unaudited) 2 Unaudited Interim Condensed Consolidated Statements of Comprehensive Loss for the Six Months Ended June 30, 2012 and 2013 3 Unaudited Interim Condensed Consolidated Statements of Cash] [HANWHA SOLARONE CO., LTD Ki-Joon HONG Chief Executive Officer 6-K 1 d620500d6k.htm FORM 6-K]

[Hanwha SolarOne Reports Second Quarter 2013 Results SHANGHAI, September 9, 2013 — Hanwha SolarOne Co., Ltd. ( “SolarOne” or the “Company”) (Nasdaq: HSOL), a vertically integrated manufacturer of silicon ingots, wafers and photovoltaic (“PV”) cells and modules in China, today reported its unaudited financial results for the quarter ended June 30, 2013. The Company will host a conference call to] [Hanwha SolarOne Co., Ltd. CONSOLIDATED BALANCE SHEETS (Amounts in thousands of Renminbi (“RMB”) and U.S. dollars (“US$”) December 31 March 31 June 30 June 30 2012 2013 2013 2013 (Audited) (Unaudited) (Unaudited) (Unaudited) RMB’000 RMB’000 RMB’000 US$’000 ASSETS Current assets Cash and cash equivalents 676,476 1,004,954 1,418,559 231,134 Restricted cash] [HANWHA SOLARONE CO., LTD 6-K 1 d596182d6k.htm FORM 6-K]