Changqing Oil field the 7TH Oil Production Factory is located in Baibao Town, Wuqi County, Shaanxi Province. The production area spans Shaanxi and Gansu provinces. Up to now, with 15 oil wells , 72 water wells, 1 joint station, 1 metering station, 2 transfer station, 6 pressurized station and 2 water injection station.

        
Joint station is the center of oil field crude oil gathering and processing. The station mainly includes oil and gas centralized treatment (crude oil dehydration, natural gas purification, crude oil stability, light hydrocarbon recovery, etc.), oil field water injection, sewage treatment, power supply, auxiliary production facilities and other parts. Joint station with high temperature, high pressure, flammable, explosive place, which is the top of nine major sources of oil hazards. In order to make the joint station of the oil field hub more efficient and safe operation, Changqing Joint Station data center display system uses Viamax 2 rows × 2 columns, 4 sets, 50 inch DLP display unit, 6 sets liquid crystal display, etc. to form a complete set of data center monitoring system.