Hunan Yongqi Chemical Co., LTD
Telephone0731-85561037 13974823100
Websitehttp://www.yongqichem.com
Hu' nan Yunbang Pharmaceutical Co., Ltd.
Telephone0731-88532326 13337311283
Websitehttp://www.yunbangapi.com
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone029-029-029-81148696 18161915376
Websitehttp://www.dideu.cn
Wuhan Henruixintai Biological Co., Ltd.
Telephone027-027-65522215 18163303831
Websitehttps://www.hrxtbio.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com