Brief introduction of Beijing Gaohua Securities Co., Ltd.

Beijing Gaohua Securities Co., Ltd. is a comprehensive securities company jointly funded by three investment companies (Beijing Hou Feng Venture Capital Co., Ltd., Beijing Gaowang Venture Capital Co., Ltd. and Beijing Suntech Venture Capital Co., Ltd.) and Legend Holdings. Beijing Gaohua Securities Co., Ltd. was founded in 2004 by a number of investors, including Mr. Fang, a senior investment banker in China, and Legend Holdings, a well-known enterprise group in China. In the same year, Gao Hua and Goldman Sachs Group, the world's leading investment bank, set up a joint venture company, namely Goldman Sachs Gao Hua Securities Co., Ltd., which is also headquartered in Beijing. Goldman Sachs Gao Hua can provide customers with a wide range of investment banking services, including underwriting various securities such as stocks, bonds and convertible bonds, and also providing financial advisory services such as mergers and acquisitions.