J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai Chiral bio-compound co., Ltd.
Telephone021-5068 3667/17749785980/1029026415; 17749785980
Websitehttp://www.chiralmol.com/
LaaJoo
Telephone021-60702684 18516024827
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList20079/0.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Beijing Jin Ming Biotechnology Co., Ltd.
Telephone010-60605840 15801484223;
Websitehttp://www.jm-bio.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725 17717813675;
Websitehttps://www.leyan.com/
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone +86-18521732826
Websitehttp://www.aladdin-e.com/