Oxygen as an important industrial gas, widely used in fertilizers, chemicals, glass, paper, steel, non-ferrous metallurgy, Furnace energy-saving and environmental protection industries. PSA air separation oxygen system with less investment, small footprint, equipment start and stop time is short, high degree of automation, Low maintenance costs, etc., has rapidly developed into a low-cost oxygen technology and widely used. Hangzhou game Tiger foreign companies to introduce the international advanced level of production of new high-performance lithium-type air-oxygen based molecular sieve, The successful development of PSA oxygen complete sets of technology. Oxygen entire device consists of a blower, vacuum pump, oxygen adsorption tower, lithium Zeolite, the switching valve, balance oxygen tanks, oxygen compressor, oxygen tanks, PLC control system components.