Qingdao Ruifeng Gas Co., Ltd. is located in Qingdao, a coastal city, known as Oriental Switzerland. The company lies in Licang Industrial Park, the foot of Laoshan Mountain, occupies about 99,000 square meters of floor area, and owns the registered capital of 50 million RMB and fixed assets of 320 million. We have 20 senior engineers and more than 30 technicians engaged in designing and manufacturing. Our company has already got ISO9001:2000 Quality System Certificate, ISO14000 Environment Management System Certificate, ISO18000 Occupational Health and Safety Management Systems Certificate. At present, our company possesses many industrial blocks, including Ruifeng Gas Co., Ltd, Pressure Container Manufacturing Company, Gas Equipment Subsidiary Company, Huangdao Acetylene Gas Manufacturing Company, etc. Main products: 1. Gas products: high purity argon, acetylene gas, propane, oxygen, helium, high purity nitrogen, high purity helium, helium, CO2 shielding gas, mixture. 2. All kind of high pressure gas cylinder and welded gas cylinders: GB5099 gas cylinders, ISO9809 gas cylinders, welded gas cylinders for liquid chlorine and liquid ammonia, disposable helium gas cylinders. 3. Liquid nitrogen containers: all kinds of liquid nitrogen containers from 2L to 50L 4. Liquid gas cylinders: 175L 195L 480L Serials Dewar flasks. 5. Related gas equipment for liquid gases: cryogenic storage tanks, gas vaporizer, filling pump, etc. 6. Gas equipments: gas cylinder manifold, bundle of gas cylinders, storage tanks, etc. With sufficient goods supply, reliable quality, excellent service and reasonable price, we are confident to be your preferred partner!