J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Bellen Chemistry Co., Ltd.
Telephone010-60400365-8001 15910885229
Websitehttp://www.bellenchem.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Aikon International Limited
Telephone025-66113011 13155353615
Websitehttp://www.aikonchem.com
Shanghai alkynechem Co., Ltd.
Telephone086-021-15821262312 15821262312
Websitehttp://www.alkynechem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Neostar United (Changzhou) Industrial Co., Ltd.
Telephone+86-0519-85551759 +8613506123987
Websitehttp://www.neostarunited.com
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/
Bide Pharmatech Ltd.
Telephone400-6005915
Websitehttps://www.picasso-e.com/
Zhengzhou Deyuankai Chemical Co., LTD
Telephone 17837139533
Websitehttps://www.chemicalbook.com/supplier/24676015/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725 17717813675;
Websitehttps://www.leyan.com/
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 15697565236;
Websitehttp://www.aobchem.com.cn/
Hangzhou FandaChem Co.,Ltd.
Telephone008657128800458; +8615858145714
Websitehttps://www.fandachem.com/
Aromsyn Co., Ltd.
Telephone+86-0571-85585865 +8613336024896
Websitehttps://www.aromsyn.com/