Sound Global Ltd. engages in the provision of water and wastewater treatment solutions. It is also involved in the municipal water supply, municipal wastewater treatment, water recycling and reuse, industrial water supply, industrial wastewater treatment, water recycling and reuse, and integration of water supply and drainage in villages and small towns. It operates through the following segments: Turnkey Projects and Services, Equipment Fabrications, and Wastewater Treatment Facilities (O&M). The company was founded by Yi Bo Wen in 1993 and is headquartered in Beijing, China.