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/
Shanghai Worldyang Chemical Co.,Ltd.
Telephone021-021-56795766
Websitehttp://www.worldyachem.com
Suzhou Siso new material Co.,Ltd.
Telephone0512-65402974 18550909935;
Websitehttp://www.szsiso.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
