Changzhou Hopschain Chemical Co.,Ltd.
Telephone85528066 13775048983
Websitehttp://www.hopschem.cn
Yantai ShengKailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttp://www.sklnchem.cn
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Block Chemical Technology (Shanghai) Co., LTD
Telephone021-20432219 13918097649
Websitehttps://www.acblock-lab.com
Yantai Sheng Kai Lun Biological Products Co. , Ltd.
Telephone 13356901049
Websitehttps://www.sklnchem.cn