J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Cato Research Chemicals Inc.
Telephone020-81960175
Websitehttp://www.cato-chem.com
Shandong Boluoda Biological Technology Co., Ltd.
Telephone0531-68651502
Websitehttp://boluoda.com/indel.html
Shanghai EFE Biological Technology Co., Ltd.
Telephone021-65675885 18964387627
Websitehttp://www.efebio.com
Shanghai Changyan Chem & Tech Co., Ltd.
Telephone021-20242659 18930833303
Websitehttp://www.changyanchem.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
TOSUN PHARM
Telephone020-66392521-118 18922260391
Websitehttp://www.toref.cn/
ANHUI WITOP BIOTECH CO., LTD
Telephone +8618071025641
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList418627/0_EN.htm
Yangzhou Changhua Biotechnology Co., Ltd.
Telephone15189846850 13815846020
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31331/0_EN.htm
Tianjin shijia biomedical technology co., LTD
Telephone15022261580
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1024389/0_EN.htm
Jinan blalong chemical co. LTD
Telephone 2710913286@qq.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0_EN.htm
Guangzhou Younan Technology Co., Ltd
Telephone020-82000279 18988941452
Websitehttp://www.ubiochem.cn/
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD
Telephone0755-83725350 13380397412
Websitehttps://www.sincopharmachem.net
Energy Chemical
Telephone400-0056266
Websitehttp://www.energy-chemical.com
Jiangsu Wansipu Technology Co., Ltd.
Telephone 17826022701
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList558414/0_EN.htm
Foshan Treasure Biotechnology Co., Ltd
Telephone0757-85921206 18520245316
Websitehttp://www.fsbn-bio.com/
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/
