China Hydroelectric Corporation to Host First Quarter 2011 Earnings Conference Call on May 20, 2011 at 9:00 a.m. EDT

The conference call will take place at 9:00 a.m. EDT on Friday, May 20, 2011. The conference call may be accessed by dialing 1-877-941-2068 in the United States and Canada or 1-480-629-9712 internationally. The pass code is 4442823.

A playback will be available through June 3, 2011. To listen, please call 1-877-870-5176 in the United States and Canada or 1-858-384-5517 internationally. The pass code for the replay is 4442823.

This conference call will be broadcast live over the Internet and can be accessed at http://viavid.net/dce.aspx?sid=000086FD or http://www.viavid.net.

About China Hydroelectric Corporation

China Hydroelectric Corporation (NYSE:CHC) ("China Hydroelectric" or "the Company") is an owner and operator of small hydroelectric power projects in the People's Republic of China. Led by an international management team experienced in hydroelectric power, the Company's primary business is to identify and evaluate acquisition and development opportunities and acquire, and in some cases construct, small hydroelectric power projects in China. China produces approximately 22% of its total energy from hydroelectric power. The Company currently owns 23 operating hydropower projects in China and has a controlling interest in three additional operating hydropower projects, with total installed capacity of 548.8 MW. These hydroelectric power projects are located in four provinces: Zhejiang, Fujian, Yunnan and Sichuan.

For further information about China Hydroelectric Corporation, please visit the Company's website at http://www.chinahydroelectric.com.