J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Daicel Chiral Technologies (China)CO.,LTD
Telephone021-50460086-9 15921403865
Websitehttp://www.daicelchiraltech.cn/reagents/Default.aspx
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-4000505016 13380397412
Websitehttp://www.phystandard.com.cn
Beijing Comparison Pharmaceutical Technology Co., Ltd
Telephone010-010-52878169 15801002657
Websitehttp://www.bjcomparison.com
Taizhou Tongxin Bio-Tech Co., Ltd
Telephone0523-18601685-898 18652728585
Websitehttps://www.allyrise.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Nanjing XiZe Biotechnology CO., Ltd.
Telephone025-66023220 0086-15250997978
Websitehttp://www.njxizebio.com
Tonichem Pharmaceutical Technology Co., Ltd.
Telephone+86 (0752) 222-7171, +86 15815821171
Websitehttp://www.tonichem.com/
Roark Standards
Telephone0755-83552066 15986688328
Websitehttp://roarkstandards.com
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttp://www.standardpharm.com
Shenzhen SUNGENING Bio-Medical Co., Ltd.
Telephone0755-28967200 13631290199
Websitehttp://www.sungening.com
Sichuan jiayinglai technology CO.,LTD
Telephone028-028-88457210 18123311397
Websitehttp://www.jiayinglai.com/
Chengdu Push Bio-Technology Co., Ltd.
Telephone028-85370565-229 18080489829
Websitehttp://www.sinophytochem.com
PI & PI BIOTECH INC.
Telephone020-81716320 17788709170
Websitehttps://www.paypaytech.com/
Shanghai Hongye Biotechnology Co. Ltd
Telephone400-9205774
Websitehttp://www.glpbio.cn/
Nanjing Pars Biochem CO.,Ltd
Telephone18252001943
Websitehttp://www.pariselements.com