J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Henan Lien Chemical Products Co., Ltd.
Telephone0371-63357898 15378766539
Websitehttp://www.psaichem.com/
Jiaozuo Vaughan Biotechnology Co., Ltd.
Telephone0391-3702345 18739121806
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1240716/0.htm
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/
Henan Dowon Chemical Technology Co., Ltd.
Telephone 16696119288
Websitehttp://www.dowon.com.cn
Shanghai Tengjun Biotechnology Co. LTD
Telephone 19821570922
Websitehttp://www.aiyansci.com/
Shanghai Jieshikai Biotechnology Co. , Ltd.
Telephone021-57520305 15221441005
Websitehttps://www.jskchem.com
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Nanjing Bic Biotechnology Co., Ltd
Telephone025-58906079 17352406906
Websitehttps://www.bicbiotech.com/
Shandong Liteng Biotechnology Co., Ltd
Telephone0531-18663721413 18663721413
Websitehttps://www.litengpharm.com/
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone +86-18521732826
Websitehttp://www.aladdin-e.com/
