Changzhou Hopschain Chemical Co.,Ltd.
Telephone85528066 13775048983
Websitehttp://www.hopschem.cn
Blocksynth Pharmaceutical Technology Co.,Ltd
Telephone0086-19817745290; 19817745290
Websitehttp://www.blocksynth.com/
Jiangsu yize medical technology co. LTD
Telephone 18550739526
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList949755/0_EN.htm
Block Chemical Technology (Shanghai) Co., Ltd.
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com
JW & Y Pharmlab Co., Ltd.
Telephone021-64340559 13651849907
Websitehttp://www.jwypharmlab.com.cn
Bejing Famous Pharmaceutical Technology Co., Ltd.
Telephone 15811073878
Websitehttp://www.peking-pharmacy.com
Ningbo Zhenyue Pharmaceutical Technology Co., Ltd
Telephone 19817745290
Websitehttp://www.blocksynth.com/cn/
hebeidiyuanpharmaceuticaltechnology co.,ltd
Telephone 13803176464
Websitehttps://www.chemicalbook.com