Qingdao Baigong Industrial & Trading Co., Ltd

Liquid nitrogen biological containers manufactured from rust-proof aluminum alloy, have high-vacuum multi-laye

The Seamless Aluminum Alloy Gas Cylinder was applied in the industry of chemical, electronic, medical, food an

Liquid nitrogen biological containers manufactured from rust-proof aluminum alloy, have high-vacuum multi-laye

The seamless steel helium cylinder are all made of high quality steel, and are supposed to be used repeatedly

Our oxygen cylinder is transportable high-pressure vessel. It is manufactured with the most advanced technolog

The product made in our company is welded by using fine low-alloy steel sheet and charged with the fillings of

Our Seamless Steel Gas Cylinder is transportable high-pressure vessel. The product is manufactured with the mo

Liquid nitrogen biological containers manufactured from rust-proof aluminum alloy, have high-vacuum multi-laye

High purity oxygen used for metal cutting and welding. Pure oxygen is used for the high-silica chemical vap

Argon gas is colorless, odorless and chemically inert. It is used as shielding gas in welding, detecting gas a