Zi Yi Chen

Goldman Sachs (Asia) LLC (GS-Asia) is the Hong Kong-based brokerage subsidiary of Goldman Sachs Holdings (Hong Kong) Ltd., ultimately owned by The Goldman Sachs Group, Inc. (NYSE: GS), a multinational investment bank and financial services company headquartered in New York City. Founded in 1984, GS-Asia provides market insight, risk management and execution services to institutional clients which includes asset managers, hedge funds, banks and brokerages, pensions, endowments and foundations, corporations, and governments.

Beijing Gao Hua Securities Co., Ltd. is a financial services company based in Beijing, China. and has subsidiaries in China. The company's description is written in Chinese, but it appears to offer a range of financial services, including securities trading, investment banking, and asset management. The private company's website includes information about its history, services, and team, as well as news and research reports. The company was founded in 2004, and Xing Zhang has been the CEO of the company since 2004.

Citigroup Global Markets Asia Ltd. (CGMA) is a securities brokerage firm headquartered Hong Kong. They are a subsidiary of Citigroup Global Markets Hong Kong Holdings Ltd., ultimately owned by Citigroup, Inc. (NYSE: C) in the US. Formerly known as Citi Smith Barney, the firm was reorganized in 2008 when Citigroup combined their brokerage and private banking businesses. CGMA offers stock trading services to various institutional investors.