Tiong Woon Corporation Holding Ltd, an investment holding company, provides integrated services for the oil and gas, petrochemical, infrastructure, and construction sectors. The company operates through Heavy Lift and Haulage, Marine Transportation, and Trading segments. It offers heavy lift and haulage, marine transportation, and inland transportation services; equipment installation services, such as trays and structures; project engineering services for heavy lifting and haulage requirements; maintenance and repair services; and wall tie installation, foundation anchor, and jacking up services. In addition, the company leases heavy haulage equipment that consists of prime movers, low beds, self-propelled modular trailers, tow trucks, and trailers for the transportation of heavy process equipment, such as modules and structures; supplies various models of tower cranes for sale and rent; and refurbishes, delivers, maintains, jack downs, dismantles, and erects tower cranes. Further, it provides tug and barge services for various sea transportation projects; and distributes and trades in new and used crawler, mobile, and tower cranes. Additionally, the company sells and hires cranes and transport; and sells, services, and leases equipment. Furthermore, it is involved in marine and transportation logistics related business. Tiong Woon Corporation Holding Ltd operates in Singapore, Brunei, the Middle East, India, Malaysia, Thailand, Indonesia, China, Vietnam, Bangladesh, Myanmar, the Philippines, Sri Lanka, and internationally. The company was founded in 1978 and is based in Singapore.