China Sunergy to Announce First Quarter 2011 Financial Results on Monday, May 23, 2011

NANJING, China, May 6, 2011 - China Sunergy Co., Ltd. (Nasdaq: CSUN) ("China Sunergy" or "The
Company"), a specialized solar cell and module manufacturer, today announced
that it will report its financial results for the first quarter ended March
31, 2011 on Monday, May 23, 2011, before the market opens in the United
States. China Sunergy's management will host an earnings conference call on
the same day at 8 a.m. ET (Monday, May 23 at 8 p.m. Beijing/Hong Kong
time).

    To access the conference call, please dial:

    United States toll-free:     +1-866-730-5764
    International:               +1-857-350-1588
    China:                       +86-400-881-1629 / +86-400-881-1630
    Hong Kong:                   +852-3002-1672
    Singapore:                   +65-6823-2164

Please ask to be connected to Q1 2011 China Sunergy Co., Ltd Earnings
Conference Call and provide the following passcode: 9562 1729.

China Sunergy will also broadcast a live audio webcast of the conference
call. The broadcast will be available by visiting the "Investor Relations"
section of the company's web site at www.chinasunergy.com

Following the earnings conference call, an archive of the call will be
available by dialing:

    United States toll-free:    +1-888-286-8010
    International:              +1-617-801-6888

The passcode for replay participants is: 8641 8805.The telephone replay
also will be archived on the "Investor Relations" section of the company's
web site for seven days following the earnings announcement.

About China Sunergy Co., Ltd.

China Sunergy Co., Ltd. is a specialized manufacturer of solar cell and
module products in China. China Sunergy manufactures solar cells from silicon
wafers, which utilize crystalline silicon solar cell technology to convert
sunlight directly into electricity through a process known as the
photovoltaic effect, and assembles solar cells into solar modules. China
Sunergy sells these solar products to Chinese and overseas module
manufacturers, system integrators, and solar power systems for use in various
markets. For more information, please visit our website at
www.chinasunergy.com.

    Investor and Media Contacts:

    China Sunergy Co., Ltd.

    Elaine Li
    Phone: +86-25-5276-6696
    Email: Elaine.li@chinasunergy.com

    Brunswick Group

    Hong Kong                        Hong Kong
    Ginny Wilmerding                 Xiaoxiao Nina Zhan
    Phone: +852-3512-5000            Phone: +852-3512-5000
    Email: csun@brunswickgroup.com   Email: csun@brunswickgroup.com

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