Qingdao Baigong Industrial and Trading Co., Ltd. is one of the leading enterprises specialized in developing, engineering, manufacturing and exporting gas cylinder products and industrial gases in China.

CongRui Trade Co., Ltd is located at Jinan, known as Spring City. The Company owns 500000 RMB of registered capital and fixed assets 50 million RMB. Our main products: 1. Gas High purity argon, acetylene gas, propane, oxygen, high nitrogen, helium, CO2 ...

Liaoning Metal Technology Co., Ltd. is a newly established high-tech enterprise engaged in the research of metal containers and fabrication cylinders. By combining advanced methods for material molding world high tech achievements field composite ...