Daqing Hitech Industrial Development Zone Linqiang Oil Additive Products Co., Ltd. is based in Daqing, the largest oil mining, production, and R & D base in China. The factory, located in the national level hightech industrial park, covering an area of 40,000 square meters with the annual production capacity of 35,000 tons, is under particular protection and development of Daqing Petroleum Administration Bureau and Daqing Municipal Government for substitution industry of oil resources. It is also a high-tech petrochemical enterprise integrating R & D, production, marketing, storage and transportation, and service.