J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
ShangHai YuanYe Biotechnology Co., Ltd.
Telephone021-61312847 13636370518
Websitehttp://www.shyuanye.com
Chengdu HappySyn Pharmaceutical Technology Co., Ltd.
Telephone028-85114309 15881143215
Websitehttp://www.happysyn.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
Shanghai CanSpecsci Instrument Co., Ltd.
Telephone400-6087598 15021221957
Websitehttps://www.canspec.cn/
Aikon International Limited
Telephone025-66028182 18112977050
Websitehttp://www.aikonchem.com
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2815688 13927872512
Websitehttp://www.wj-chem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Aishilun biotechnology (Shanghai) co., LTD
Telephone021-50676523 18019098996
Websitehttp://www.acelybio.com/
Honest Joy Holdings Limited
Telephone755-36694831 +8613798234863
Websitehttp://www.diethyl-maleate.com/
Career Henan Chemica Co
Telephone+86-0371-86658258 15093356674;
Websitehttps://www.coreychem.com/
Henan Weituxi Chemical Technology Co., Ltd.
Telephone0371-63284658; 18135795563
Websitehttps://www.chemicalbook.com/supplier/15004346/
Hubei Jusheng Technology Co.,Ltd.
Telephone18871490254
Websitehttp://www.hubeijusheng.com
Shanghai jingkang bioengineering co., ltd.
Telephone021-54721350 13524668266
Websitehttps://www.jkbio.cn/
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
Beijing Haite lesk Technology Co., Ltd
Telephone15210893940; 15116916250
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList804170/0.htm
ShangHai Anpel Co, Ltd.
Telephone18501792038; 18501792038
Websitehttps://www.labsci.com.cn/index
