Hangzhou Sage Chemical Co., Ltd.
Telephone+86057186818502 13588463833
Websitehttp://www.sagechem.com/
Suzhou Rovathin Foreign Trade Co.,Ltd
Telephone0512-65816829 18662214788
Websitehttp://www.rovathin.com/
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Jiangsu Congsheng Chemical Co., Ltd.
Telephone 18651116180
Websitehttps://www.congzhongchem.com
HANGZHOU LEAP CHEM CO., LTD.
Telephone+86-571-87711850 +86-15355479329
Websitehttp://www.leapchem.com