CM Energy Tech Co., Ltd. operates an investment holding company. The firm engages in the design, manufacturing, and service of core equipment, as well as asset management in the energy industry, including oil and gas, offshore wind power, and hydrogen. It operates through the following segments: Equipment Manufacturing and Packages, Supply Chain and Integration Services, and Assets Management and Engineering Services. The Equipment Manufacturing and Packages segment is involved in the design, manufacturing, installation, and commissioning of equipment related to land and offshore drilling rigs and offshore wind power installation platform and rigs, and leasing of self-owned land and offshore drilling rigs. The Supply Chain and Integration Services segment offers services in relation to oilfield expendables and supplies. The Assets Management and Engineering Services segment provides assets management, engineering services, and sub-leasing of land drilling rigs and diving support construction vessels. The company was founded by Bing Hua Jiang and Meng Gui Zhang in 1995 and is headquartered in Hong Kong.