Tiong Woon Corporation Holding Ltd is a Singapore-based investment holding company. The principal activities of the Company include hiring out of cranes and transport; selling, servicing and leasing equipment in the petroleum, construction, shipbuilding and related industries, and marine or transportation logistics related business. Its segments include Heavy Lift & Haulage, Marine Transportation, and Trading. The Heavy lift and haulage segment includes hiring out cranes and provision of transportation. The Marine transportation segment is engaged in the provision of marine transportation and logistics services. The Trading segment is engaged in trading equipment and spare parts. It offers a range of services ranging from the planning and design of heavy lifting and haulage requirements to supporting the execution stage for engineering, procurement, and construction contractors as well as project owners. It also offers tug and barge services for a variety of sea transportation project.