The company was approved by the Shenzhen Municipal People's Government in June 1997. Shenzhen SEG Group Co., Ltd., Shenzhen SEG Co., Ltd., Shenzhen SEG Import and Export Co., Ltd., Shenzhen SEG Import and Export Co., Ltd. and Shenzhen SEG Storage and Transportation Co., Ltd. were spun off on the basis of the former Shenzhen Zhongkang Glass Co., Ltd., and the company was officially established on June 6, 1997 by issuing shares to the public through fundraising. Listed on the Shenzhen Stock Exchange on June 11, 1997. The company continues to be deeply involved in the fields of sponge city construction, comprehensive urban water system management, and ecological protection under the PPP model. The main business covers comprehensive water environment management, comprehensive technical services for urban water systems, sponge city construction, municipal design, EPC general contracting and engineering consulting planning, design, collection and supply services, etc. The company's main products or services are sponge city construction, water engineering, smart water construction and operation, engineering consulting and design, graphite and new materials, water pollution prevention and control planning and design, smart water integrated solutions, building planning and design, systematic environmental comprehensive management services, and engineering construction.