Yantai Jereh Oilfield Services Group Co., Ltd. engages in the equipment manufacturing, oil and gas engineering and technical services, environmental management, and new energy business in China and internationally. The company offers oilfield equipment, such as fracturing equipment, power supply solutions, intelligent cementing equipment, intelligent coiled tubing equipment, and plunger pumps; natural gas compressors and gas turbine gensets; environmental equipment comprising sludge waste treatment, soil remediation, and sludge dewatering; and municipal cleaning equipment. It also provides oil and gas field surface engineering, gas processing and LNG engineering, natural gas gathering, transportation, storage, and combined energy solutions; oil and gas field surface engineering and construction services; anode materials, including artificial graphite, hard/soft carbon, pure silicon carbon, silicon/carbon composites, silicon monoxide, and Si-based composite anodes; and drive and power systems, hydraulic braking systems, auxiliary equipment, mining spare parts, automation, and electric drive systems. The company was formerly known as Yantai Jereh Equipment Group Co., Ltd. and changed its name to Yantai Jereh Oilfield Services Group Co., Ltd. in November 2007. Yantai Jereh Oilfield Services Group Co., Ltd. was founded in 1999 and is based in Yantai, China.