CWT International Limited, an investment holding company, provides logistics, commodity marketing, engineering, and financial services in Mainland China, rest of the Asia Pacific Region, the United States, Europe, and Africa. It engages in the trading and supply chain management of base metal non-ferrous concentrates with a focus on copper, lead, zinc, and other minor metals, as well as energy products, including naphtha and distillates. The company also offers warehousing, transportation, freight forwarding and cargo consolidation, and supply chain management services. In addition, it provides management and maintenance of facilities, and vehicles and equipment; supplies and installs engineering products; offers property management services; and designs and builds logistic properties.