J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Taizhou Nanfeng Pharmaceutical Research Institute
Telephonenanfengpharma@126.co 13127117265
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1580880/0.htm
Suzhou Chenrui Biotechnology Co. LTD
Telephone 17625585511
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList660257/0_EN.htm
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD
Telephone0755-83725350 13380397412
Websitehttps://www.sincopharmachem.net
Suzhou Meishi Biotechnology Co., Ltd.
Telephone 1173954148q
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1822805/0_EN.htm
JiNan QiYuan Biotechnology Co., Ltd
Telephone18766124282; 18766124282
Websitehttp://www.qychemical.com/
JIANGMEN SHIJIA TRADING CO.,LTD.
Telephone755-13923738421 13923738421
Website
Hangzhou Yiyun Guoke Biotechnology Co., Ltd.
Telephone 18457506494
Website
