J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Thermo Fisher Scientific
Telephone800-810-5118
Websitehttp://www.thermo.com.cn
Zhengzhou HongSheng Pharmaceutical Co., Ltd.
Telephone0371-13526885213 15637198702
Websitehttp://www.xpkhx.com
Beijing Guofang Dingsheng Technology Co., Ltd.
Telephone18610472091 18610472091
Websitehttp://www.gfdschem.com
Integrity（Anhui）Biopharma Co., Ltd.
Telephone 18655878467
Websitehttp://www.integritybiopharm.com
Beijing FYF Chemicals Co., Ltd
Telephone010-57903446 15869909019
Websitehttp://www.fyfchem.com
Lynnchem
Telephone86-(0)29-85992781 17792393971
Websitehttp://www.lynnchem.com/
Zhengzhou Acme Chemical Co., Ltd.
Telephone0371-63315541 13323832564
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30718/0.htm
CHG Opto-Electronic Corporation Limited
Telephone 2537653158 16621191650
Websitehttps://www.uncinfo.cn
TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-021-61109150
Websitehttps://www.tcisct.com
WEITIXIHAUGONG
Telephone0371-53370800 18037197114
Website
Jikang Chemical Industry Co. , Ltd.
Telephone0573-85609002 18157336032
Websitehttp://jxzj.cc/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Leshan Bangsheng New Materials Co., Ltd
Telephone0833-2599138 19162614312
Websitehttps://www.bangshengchem.com
SHANGHAI KEAN TECHNOLOGY CO., LTD.
Telephone +8613817748580
Websitewww.kean-chem.com
Henan Fengda Chemical Co., Ltd
Telephone+86-371-86557731 +86-13613820652
Websitehttp://www.fdachem.com
Coresyn Pharmatech Co., Ltd.
Telephone+86-571-86626709 +86-18157142896
Websitehttp://www.coresyn.com/
