J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Wuhan Chemwish Technology Co., Ltd
Telephone86-027-67849912
Websitehttp://www.chemwish.com
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.
Telephone+86-21-54098501
Websitehttp://www.sinch.com.cn/
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shanghai alkynechem Co., Ltd.
Telephone086-021-15821262312 15821262312
Websitehttp://www.alkynechem.com
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2815688 13927872512
Websitehttp://www.wj-chem.com
Neostar United (Changzhou) Industrial Co., Ltd.
Telephone+86-0519-85551759 +8613506123987
Websitehttp://www.neostarunited.com
Zhengzhou Deyuankai Chemical Co., LTD
Telephone 17837139533
Websitehttps://www.chemicalbook.com/supplier/24676015/
Guangdong Fangxin Biotechnology Co., Ltd.
Telephone0751-2838688 13376594225
Websitehttp://www.fangxinsw.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Xi'an Lechun Chemical Co., Ltd
Telephone029-15596886083 15596886083
Websitehttps://www.chemicalbook.com
Mainchem Co., Ltd.
Telephone+86-0592-6210733
Websitehttps://www.mainchem.com