J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
BeiJing Hwrk Chemicals Limted
Telephone0757-86329057 18934348241
Websitehttp://www.hwrkchemical.com/
Zouping Mingxing Chemical Co.,Ltd.
Telephone86-13605431940 13605431940
Websitehttp://www.zoutong.com.cn
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd
Telephone0431-80534353 19917294565
Websitehttp://www.chemextension.com
JinJin Le Chemical Co., Ltd
Telephone18001959627(微信同号) 18001959627
Websitehttp://www.jinjinlechem.com
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20)
Websitehttp://www.onochem.com
Henan Alfachem Co.,Ltd.
Telephone0371-55051623 18137891487
Websitehttps://www.chemicalbook.com/supplier/14555231/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
TCI Chemicals
Telephone021-67121386, 800-988-0390
Websitehttps://www.tcichemicals.com/zh/cn/index.html
Henan Lien Chemical Products Co., Ltd.
Telephone03716091-9097 13383857418;
Websitehttp://www.psaichem.com/
Zhengzhou Alfa Chemical Co.,Ltd
Telephone +86-18530059196
Websitehttps://www.chemicalbook.com/manufacturer/zhengzhou-alfa-chemical-276/
Henan Pusai Chemical Products Co., Ltd.
Telephone0371-63357898
Websitehttp://www.psaichem.com
CHG Opto-Electronic Corporation Limited
Telephone 2537653158 16621191650
Websitehttps://www.uncinfo.cn
Energy Chemical
Telephone400-0056266
Websitehttp://www.energy-chemical.com
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone029-029-029-81148696 18161915376
Websitehttp://www.dideu.cn
Beijing Institute of Coollight Fine Chemicals
Telephone010-69293631 13522011782
Websitehttp://www.huaxue.cn/
Zhengzhou Deyuankai Chemical Co., LTD
Telephone 17837139533
Websitehttps://www.chemicalbook.com/supplier/24676015/
Shanghai Maclean Biochemical Technology Co., LTD
Telephone021-50706066 15221275939
Websitehttp://www.macklin.cn/