Blocksynth Pharmaceutical Technology Co.,Ltd
Telephone0086-19817745290; 19817745290
Websitehttp://www.blocksynth.com/
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Ningbo Zhenyue Pharmaceutical Technology Co., Ltd
Telephone 19817745290
Websitehttp://www.blocksynth.com/cn/
hebeidiyuanpharmaceuticaltechnology co.,ltd
Telephone 13803176464
Websitehttps://www.chemicalbook.com