Changzhou Hopschain Chemical Co.,Ltd.
Telephone0519-85528066 13775048983
Websitehttp://www.hopschem.com/
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd
Telephone +8613580539051
Websitehttp://www.yuhengpharm.com/
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-400-8210725 4008210725
Websitehttps://www.leyan.com/
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 15850508050
Websitehttp://www.synzest.com
Henan Fangding Technology Co., LTD
Telephone 15670369782
Websitehttp://www.fundingchem.com/