China Shuifa Singyes Energy Holdings Limited is an investment holding company that designs, manufactures, supplies, and installs conventional curtain walls in the People's Republic of China. It operates through four segments: Construction Services; Sale of Products; Sale of Electricity and Related Tariff Subsidy; and Others. The company is also involved in wind farm construction, building integrated solar photovoltaic systems, and the manufacture and sale of solar power products. Founded in 1995 and headquartered in Central, Hong Kong, it is a subsidiary of Water Development (HK) Holding Co., Limited.