JW & Y Pharmlab Co., Ltd.
Telephone021-64340559
Websitehttp://www.jwypharmlab.com.cn
JinJin Le Chemical Co., Ltd
Telephone18001959627(微信同号) 18001959627
Websitehttp://www.jinjinlechem.com
Bejing Famous Pharmaceutical Technology Co., Ltd.
Telephone010-80339217; 13331045123
Websitehttp://www.peking-pharmacy.com
Shanghai zhigan biotechnology co., LTD
Telephone
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31144/0_EN.htm
Block Chemical Technology (Shanghai) Co., LTD
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com