Shanghai Hao Yun Chemical Science Co.,Ltd.
Telephone021-68367562
Websitehttp://www.haoyunchem.com
Shanghai Qiao Chemical Science Co., Ltd
Telephone021-58892003
Websitehttps://www.chemicalbook.com/supplier/10168672/1.htm
Pushan Industry (Shaanxi) Co., Ltd.
Telephone029-81310890 18165209495
Websitehttps://www.pushanshiye.com
Henan Rane Chemical Co., Ltd.
Telephone+86-18738066252; +86-18738066252
Websitehttps://www.ranechem.com/
Shanghai alkynechem Co., Ltd.
Telephone086-021-15821262312 15821262312
Websitehttp://www.alkynechem.com