Shanghai Ronghua High-pressure Vessel Co., Ltd. Located in the south of Jiading District which is the science and technology satellite city of Shanghai, establishing in the early 1978, changed into stock company in 1998, is the professional factory that is engaged in producing various of welded steel gas cylinders and steel pressure vessels. The company covers area 26800m2 including 15000m2 building area.

Our company has the history of the long manufacturing steel cylinders, owning the manufacturing permit that The People's Republic of China State Administration for Quality Supervise Inspection and Quarantine General Bureau distribute, having D1, D2 and A2 class pressure vessels, B2 welded steel gas cylinders and B3 Non-refillable steel welded cylinder for industry of productive competence, Passed ISO9001:2000 the quality management system certification. Register the trademark "HT" brand. As one of largest companies for manufacturing welded steel cylinders and pressure vessels, manufacturing the ability can attain annual to produce to 40 liters?1000 liters various welded steel gas cylinders more than 20 thousands; non-refillable steel welded cylinder for industry 1 million. Depending on our perfect technique, abundant experiences, reliable quality, good credit and after service are used in all kinds of industries.

The design, manufacture and inspection of our pressure vessels and cylinders branded with "HT" can not only accord to requirements of standards GB150, GB5100,GB17268 and?Safety Supervision Rules of Cylinders ?but also accord to requirements of standards ISO,DOT,BS,JIS,DIN,TUV and etc. The product not only had salability countrywide, but also were sold to Hong Kong, Middle East, South Africa, Southeast Asia, the Europe and America region etc, Both domestic and foreign customers are deeply satisfied.