J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Beijing Wuyunyongchang Science and Technology Co., Ltd.
Telephone 15210642910
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16278/0.htm
Hangzhou J&H Chemical Co., Ltd.
Telephone0571-+86-571-87396432
Websitehttp://www.jhechem.com
Shaanxi Jiandu Pharmaceutical Chemical Co. Ltd.
Telephone029-88380327 17691182729
Websitehttp://www.dideu.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Beijing Keyi Tongda Technology Development Co., Ltd
Telephone 17743531240
Website
Shandong Libixi Biopharmaceutical Technology Co., Ltd.
Telephone 15318973357
Website