Sheng Tang Holdings Limited, an investment holding company, operates as a multi-disciplinary contractor in the construction industry in Hong Kong. The company provides repair, alteration and addition, maintenance, modification, rehabilitation, steel, civil, and demolition works in various venues, such as residential and commercial buildings, carparks, roads, footbridges, and theme parks. It also offers various constructions and related alterations, and additions works and facilities, including noise mitigation works, architectural metalworks, bus shelters, and dangerous goods store buildings, as well as structures, such as air balloons. In addition, the company provides various corrosion protection solutions comprising installation of cathodic protection systems that consists of sacrificial anodes protection and impressed current systems; and consultancy services.