SinoTech Energy Limited provides enhanced oil recovery (EOR) services to oil companies in the People's Republic of China. The company provides EOR services using lateral hydraulic drilling (LHD) technology that is designed to enhance production in oil wells and coalfields by increasing the quantity of the flow of oil and methane gas to the vertical wellbore from the surrounding reservoirs; and molecular deposition film technology, which increases oil recovery from mature wells by displacing the residual oil that adheres to sedimentary rock or sand in the oil reservoir. It also offers technical services to coalbed methane customers using the LHD technology. In addition, the company develops the oilfield service market for directional well drilling technology within the territory of the Republic of Kazakhstan. It provides its services directly to the oil and gas producers or act as sub-contractor to oil recovery companies. The company was founded in 2004 and is based in Beijing, the People's Republic of China. SinoTech Energy Limited is a subsidiary of Premium Sino Finance Limited.