Strong Petrochemical Holdings Limited, an investment holding company, trades in commodities. Its commodities include crude oil, petroleum products, petrochemicals, and coal. The company is also involved in the provision of storage, leasing, and other ancillary services for petroleum products and petrochemicals; property investment activities; and installation and maintenance service of solar energy systems. It operates in the People's Republic of China, Hong Kong, Singapore, Macao, and Taiwan. Strong Petrochemical Holdings Limited was incorporated in 1999 and is headquartered in Wan Chai, Hong Kong.