J & K SCIENTIFIC LTD.
Telephone 18210857532
Websitehttps://www.jkchemical.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shandong Hydrocarbon Bio-Chemical Co. LTD
Telephone15508610597 15508610597
Websitehttp://www.lihengpharm.com/
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 15850508050
Websitehttp://www.synzest.com
Aikon International Limited
Telephone 18651614124
Websitehttps://www.aikonchem.com/
Santa Cruz Biotechnology Inc
Telephone 60936350
Websitehttp://www.scbt.com
Shandong Liteng Biotechnology Co. , Ltd.
Telephone+86-18663721413 +86-15552573001
Websitehttps://www.litengpharm.com/