Ningbo Zhengxin Pressure Vessel Co., Ltd.  

NingBo ZhengXin(ZX) pressure vessel Co., Ltd is a leading manufacturer of high pressure gas cylinders and valves. Over 20 million reliable cylinders are made by ZX and in service all over the world. We donate ourselves into the research and development of cylinders and valves since 2000, aiming to provide excellent quality products for beverage, scuba, medical, fire safety and special industry. Our production range covers rechargeable and disposable gas cylinders made of aluminum alloy or steel, and various types of gas valves. Rich experience in the industry and continually improving the effectiveness of our quality management systems enable us to achieve error-free performance. Our quality control is ensured by strict conformity to the international standards including ISO and DOT, ZX factory is equipped with advanced automatic machinery and production system under ISO9001 to meet or exceed the requirements and expectations from our customers and the international standards. Welco... [View More..]