The natural gas processing station belongs to the PetroChina Dagang Oilfield Natural Gas Company. It was completed and put into operation in 1976. It is responsible for the purification and treatment of Dagang natural gas. The project has 2 6HOS-3 compressors manufactured by the American DRESSER-RAND company and started operation in May 1995 , 3 H-78/30-152/8.5 direct transmission machines manufactured by Liuzhou Air Compressor Plant were put into operation in June 2002, and the main function is to compress natural gas to the LPG recovery unit for purification.

　　Since 2014, Prehot Energy Services has always maintained a good cooperative relationship with customers. Through various professional technical methods such as major repairs and refurbishments, it has continuously improved the working performance of the old units and greatly delayed the service life of the compressor. , To reduce the operation failure rate, to ensure that the old unit is reborn in the production line, and to create brilliant feats for Dagang natural gas processing.