With its headquarters in Wenjiang District, Chengdu, Mingchuan Industrial Co., Ltd is a large comprehensive enterprise that specializes in gas cylinder production and involves industry and trade industries. Mingchuan Company consists of two wholly-owned subsidiaries and three production plants. The plants now are qualified for design and manufacturing of Grade A pressure vessels e.g. B1, B2 and B3. We also produce various specifications of pressure vessels such as CNG cylinders, seamless steel gas cylinders, welding gas cylinders, low-pressure liquid storage tanks, accumulators, as well as gas valves and large-scale steel structural materials. These products are widely applied to automobile, chemical engineering, fire fighting, medical treatment, petroleum, energy, metallurgy, electroni..