In the process of clean energy transformation, LNG, as a clean and efficient energy source, has achieved rapid development and become a new hot spot in the global energy market. Valve of Harbin electric group company with the market pace, cryogenic valve product development as a focal point of petrochemical valves research and development mainly for LNG, LPG, air separation unit, ethylene plant and other large equipment, cryogenic valves, moreover, companies to invest in new cryogenic valve test rig, using high intelligent measurement and control system, operation, one key test of high efficiency, The test capability is at the leading level in China.