Qingdao Lisan Group was established in 1992, located in the beautiful coastal city of Qingdao, and its headquarters covers an area of 130 mu. The planned Lisan Industrial Park covers an area of 1000 mu and employs nearly 2,000 people. It owns more than ten subsidiaries such as Qingdao Lisanzhong Demei Water Equipment Co., Ltd., the largest professional water supply equipment company in China, and is a company integrating research and development, engineering design, production, installation and debugging.