Company info
- We Shandong Dongyue Chemical Co., Ltd is the largest manufature in China.Our company is built in 1987,and has a long history of producing refrigeant gas ,now we have kinds of refrigeant gas such as R22,R134a,R142b,R152a,R32,R125,PTFE,we Dongyue Company is the largest fluorin-silicon material base in China ,even in ASia.