J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai Aladdin Bio-Chem Technology Co.,LTD
Telephone400-400-6206333 18521732826
Websitehttp://www.aladdin-e.com/
Zhengzhou Kingorgchem Chemical Technology Co., Ltd.gy Co., Ltd.
Telephone0371-65511006 18625597674
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Tianjin heowns Biochemical Technology Co., Ltd.
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Shanghai Anyinuo Biomedical Technology Co., Ltd.
Telephone021-34625901
Websitehttps://www.aynchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Zhengzhou Convergence Chemical Co. LTD
Telephone0371-53736046 13393710386
Websitehttps://www.chemicalbook.com/supplier/23627897/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/