Tsun Yip Holdings Limited is an investment holding company. The Company, along with its subsidiaries, is engaged in the provision of waterworks engineering services, road works and drainage services and site formation works for the public sector in Hong Kong. Waterworks engineering services include construction and maintenance of water mains, service reservoirs, impounding reservoirs, pumping stations, water tanks, treatment works, watercourses for distribution systems and other related construction works. Road works and drainage services include construction of interchange, carriageway, walkway, footpath, access road, covered footbridge, link bridge, drainage channel and the associated lighting, drainage, landscaping, utilities diversion and electrical and mechanical works. Site formation works involve demolition of existing structures, excavation to the design formation level and reduction and stabilization of existing slopes.