Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone4006356688 18621169109
Websitehttp://www.x-labseek.com/
Hu' nan Yunbang Pharmaceutical Co., Ltd.
Telephone0731-88532326 13319508186
Websitehttp://www.yunbangapi.com
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone029-029-029-81148696 18161915376
Websitehttp://www.dideu.cn
Jiangsu Congsheng Chemical Co., Ltd.
Telephone 15168333267
Website
HANGZHOU LEAP CHEM CO., LTD.
Telephone+86-571-87711850 +86-15355479329
Websitehttp://www.leapchem.com