Jinan Kaixi Biotechnology Co., Ltd.
Telephone13370511208; 15853141736
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19753/0_EN.htm
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttps://www.standardpharm.org.cn/
Shanghai YuZn Pharm. Technology Co.,Ltd.
Telephone15921286451; 15921286451
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList642122/0_EN.htm
Wuhan Brin Technology Co., Ltd.
Telephone3456065315 13260619011
Websitehttp://www.bulin.xyz/Index.htm
Shenzhen Excellent Biomedical Technology Co., Ltd.
Telephone0755-26050679 18318671572
Websitehttps://www.ex-biotech.com/
Shanghai Zerui Biotechnology Co., Ltd.
Telephone021-54580889 18321124657
Websitehttp://www.zr-pharmaceutical.com
Hubei YoungXin Pharmaceutical Tech Co.,Ltd.
Telephone0714-3999001 19171453112
Websitehttp://www.yongstandards.com/
TLC Pharmaceutical Standards Ltd.
Telephone 18012923235
Websitehttps://www.tlcstandards.com/
ATK CHEMICAL COMPANY LIMITED
Telephone+undefined-21-51877795
Websitehttp://www.atkchemical.com
Shenzhen Excellent Biomedical Technology Co.,Ltd.
Telephone+86-0755-26050679 15915472436
Websitehttps://www.ex-biotech.com/