Shanghai Ronghua High-pressure Vessel Co., Ltd was established in 1978 and became a stock company in 1998, it professionally produces various kinds of gas cylinders and high-pressure vessels. Our factory occupies 26800 square meters and the floorage occupies 15000 square meters. As one of the longest history and largest scale factory in cylinder industry of China, RONGHUA is qualified for designing and manufacturing various kinds of pressure vessels. It has the manufacture license of special equipment issued by general administration of quality supervision, inspection and quarantine of china and ISO9001:2000 certificate. RONGHUA has a production scale of several million pcs, our products are widely applied in many industries department such as chemical industries, medical, pesticide, metallurgy, paper industry, rubber, plastic, textile, printing and dyeing, food, water purification, light industry, electricity, fire-fighting, automatic industry etc.The designing, manufacturing and inspection of our pressure vessels and gas cylinders branded with HTand Shangrongcan not only according to requirements of standards GB150, GB5100, GB17268 and《Safety Supervision Rules of Cylinders 》, but also can meet the requirements of ISO, DOT, BS, JIS, DIN, TUV standards and so on . Now our products are sold to all over the world more than 30 country. Relying on reliable quality, good prestige and credit and reasonable price, RONGHUA enjoys a good reputation from our customers.