since its establishment in the 1990s, after years of unremitting efforts, the core technologies of refrigerant recovery machine, refrigerant recovery purifier, refrigerant recovery filler and other products developed by the company have reached the international leading level, and won a number of national and international patents. In recent years, the company has continuously increased its R & D investment while maintaining the leading position in the industry. It has successively developed R32 refrigerant recycling machine, r1234yf refrigerant recycling machine, r508b high-pressure refrigerant recycling machine, R290, R600a explosion-proof refrigerant recycling machine, multi station refrigerant sub packaging machine and other new products to meet the personalized needs of our customer service, It has helped many enterprises to reduce refrigerant waste in production and after-sales maintenance, saving a lot of money for enterprises