Zhejiang Jiuzhou Pharmaceutical Co., Ltd

Main services for high-purity gases: high-purity nitrogen, high-purity oxygen, high-purity argon, high-purity air, high-purity helium, etc. Standard gases: petrochemical standard gases, environmental monitoring standard gases, medical standard gases,

Methanex is the world's largest supplier of methanol to major international markets in North America, Asia Pacific, Europe and Latin America. Methanol is a petrochemical that is used to make countless industrial and consumer products.

Shenzhen Zhonglida Electronics Co., Ltd. (hereinafter referred to as Zhonglida) was established in 1997. It is a high-tech enterprise specializing in the research and development, production, and sales of safety protection devices, committed to conti