SinoTech Energy Limited (SinoTech) is a holding company. The Company conducts its operations through Superport Limited (Superport), which became its wholly owned subsidiary on October 12, 2010. It is a provider of enhanced oil recovery (EOR) services in the People�s Republic of China. It provides EOR services to oil companies in People�s Republic of China using technologies, which include lateral hydraulic drilling (LHD) technologies and a molecular deposition film (MDF) technology. It also provides technical services to coalbed methane (CBM) customers using the LHD technology. Its LHD services use a high-pressure water jet to drill horizontal holes in multiple directions from an existing vertical well to the surrounding reservoirs. The Company's MDF technology displaces the residual oil that adheres to sedimentary rock or sand in the oil reservoir.