Yujing Building, Xiwu Road

Jinan Guantong is a professional company engaged in refrigerant gas and PTFE product. Our factory is the biggest refrigerant gas company in north China. The main products include R22, R32, R125, R134...

We hold a strong company profile owing to 2020 Years of export history and the most satisfied consumer base we achieved through our finest quality Refrigerant gas, R134a, R22, R410a etc. in the indus...

refrigerant gas R22,R134A,R404A,R407C,R410A,R507,141B...