1959 4L-20/8 air compressor 1960 AKC-2 inflatable car AK2CA40- 1 inflatable car YK п-8/80 mobile air compressor 196 1 3W-9/7 mobile. Type 8 air compressor 1963 7L- 100/8 air compressor P2-0.63/ 1000 nitrogen compressor 1965 LGY- 10/7 mobile air compressor d6.5-17. 320 nitrogen and hydrogen compressor 1969 VF-65650- 150 oxygen charging vehicle 1974 LGY28-60/3 self-propelled gas source vehicle1976m12-13. 0 series new hydrogen circulating hydrogen compressor outlet/KOOC-0/979 4m/KOOC-0/2-80/8.57-X type oil-free screw air compressor/KOOC-0/998 DW32-/KOOC-0/9.6-43-X type hydrogen compressor 200/KOOC-0/year. Development-The first CNG filling station was located in Xining City, Qinghai Province, and production of large-scale process compressors (65,438+000 tons) began in 2008. In 2009, the first domestic four-row large labyrinth seal compressor with world-class level was successfully developed. After the joint venture in 2065,438+02, the high-power skid-mounted natural gas process screw compressor was produced for the first time and exported to Kazakhstan.