Sanli Environmental Ltd. is an investment holding company, which engages in the water and waste management business. It operates through the Engineering, Procurement, and Construction; and Operations and Maintenance business segments. The Engineering, Procurement, and Construction segment offers engineering, procurement, and construction services within the field of water and waste management. The Operations and Maintenance segment provides operations and maintenance services for the equipment used in water and waste management infrastructure. The company was founded by Hock Heng Sim, Boon Kee Kew, and Kian Boon Pek on February 27, 2017 and is headquartered in Singapore.