Hangzhou Boda purification equipment Co., Ltd., established in early 2002, is a professional manufacturer of PSA nitrogen, oxygen and compressed air purification equipment. Hangzhou Boda purification products are mainly divided into ten series of more than 600 specifications: pressure swing adsorption (PSA) oxygen generation equipment, pressure swing adsorption (PSA) nitrogen generation equipment, gas purification equipment, membrane separation nitrogen generation equipment, membrane separation oxygen generation equipment, frozen dryer, micro heat regeneration dryer, non heat regeneration dryer, waste heat regeneration dryer, filter, etc. The equipment is widely used in petroleum, chemical industry, metal, coal mine, medicine, food, electronic industry and other fields.