Shanghai High Pressure Container Co.,Ltd is the largest enterprise specialized in manufacturing and selling gas cylinder in China with a history of more than 40 years, as the first to manufacture gas cylinders , our company was the first among the cylinder manufacturers in China to obtain the ISO9001 Certificate in 1994 early, in 1995 and 1997. We respectively got the DOT-3AA approval of USA and TUV approval of Germany. In addition, we also can complete the design and manufacture in accordance with many standards of other countries, such as BS, JIS, DIN and so on. By employing a lot of main equipment imported from USA, Germany and Korea since 1990s, total tonnage of water press has reached 12,000 tons and total amount of company's fixed capital has been over 30,000,000 U.S dollar, all of these push the production and inspection of our company to a higher level, which secure production capacity of 800,000 units every year, gas cylinders we manufactured are inspected by independent third party, which is authorized by the supervision general bureau of quality and technique, P. R. China.