J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai GL Peptide Ltd.
Telephone+86-21-61263340; 17609490614 13764994101
Websitehttps://www.chemicalbook.com/supplier/10480342/
Aikon International Limited
Telephone025-58859352 18068836627
Websitehttp://www.aikonchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com