Hanghzou Nuzhuo Technology Group Co,.Ltd is a company specializing in the design and manufacture of cryogenic air separation. VPSA oxygen generator, compressed air purification equipment, PSA nitrogen generator, oxygen generator, nitrogen purification equipment, membrane separation nitrogen generator and oxygen generator, no heat/micro heat/waste heat compressed air drying Machine, electric. Pneumatic control valve. Temperature control valve. Manufacturer of shut-off valve. The company has more than 14,000 square meters of modern standard workshops and advanced product testing devices. The company always adheres to the business philosophy of "integrity, cooperation, and win-win", and takes the development path of technology, diversification and large-scale development.