Hanwha SolarOne Files Its 2011 Annual Report on Form 20-F

Apr 30, 2012, 12:00 ET from Hanwha SolarOne Co., Ltd.

SHANGHAI, April 30, 2012 /PRNewswire/ -- Hanwha SolarOne Co., Ltd. ("SolarOne" or the "Company") (Nasdaq: HSOL), a vertically integrated manufacturer of silicon ingots, wafers and photovoltaic cells and modules, today announced that it filed its annual report on Form 20-F for the fiscal year ended December 31, 2011 with the Securities and Exchange Commission on April 30, 2012. The annual report on Form 20-F can be accessed on the Company's investor relations website at http://investors.hanwha-solarone.com/sec.cfm.

Hanwha SolarOne will provide a hard copy of the annual report containing its audited consolidated financial statements, free of charge, to its shareholders and ADS holders upon request.

About Hanwha SolarOne

Hanwha SolarOne Co., Ltd. (NASDAQ: HSOL) is a vertically integrated manufacturer of silicon ingots, wafers, PV cells and modules. Hanwha SolarOne offers high-quality, reliable products and services at competitive prices. Partnering with third-party distributors, OEM manufacturers, and systems integrators, Hanwha SolarOne serves the utility, commercial, government, and residential markets. The Company maintains a strong presence worldwide, with employees located throughout Europe, North America and Asia, and embraces environmental responsibility and sustainability, with an active role in the voluntary photovoltaic recycling program. Hanwha Group, Hanwha SolarOne's largest shareholder, is active in solar project development and financing, and plans to produce polysilicon in the future. For more information, please visit: http://www.hanwha-solarone.com.


For further information, please contact:

Hanwha SolarOne Co., Ltd.

Paul Combs V.P. Investor Relations Tel: +86 21 3852 1533 / Mobile: +86 138 1612 2768 Email: paul.combs@hanwha-solarone.com

Myung Sin Shim Director Investor Relations Tel: +86 21 3852 1511 / Mobile:  +86 186 0174 7263 Email: Myung.Shim@hanwha-solarone.com


Tip Fleming Tel:  +852 9212 0684 Email:  tfleming@christensenIR.com

Teal Willingham Tel:  +86 131 2179 3446 Email:  twillingham@christensenIR.com





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