Qingdao Ruifeng Gas Co., Ltd is located in Qingdao, a coastal company lies on Licang Industrial Park, the foot of Laoshan Mountain, occupies about 80, 000 square meter floor area with 10 billion RMB o...

Building B, No.304 Yu Shan West Road, Shiqiao, Panyu District

Guangzhou RQH Technology Co., Ltd is located in Panyu, Guangzhou, which is the center of the Pearl River delta economic zone. Specialized in gases application systems engineering turn-key projects, in...