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 T&W Pharmaceutical Co., Ltd.
Telephone+86 21 61551611
Websitehttp://www.trustwe.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shanghai UCHEM Inc.
Telephone 18939844854
Websitehttps://www.chemicalbook.com/supplier/23967788/
Beijing Jin Ming Biotechnology Co., Ltd.
Telephone010-60605840 15801484223;
Websitehttp://www.jm-bio.com/
Jiangsu Boquan Biotechnology Co., Ltd.
Telephone15252131412; 15252131412
Websitehttp://m.boquanshengwu.com
Shanghai Oriphant Chemical Co.,Ltd
Telephone 17312431727
Websitehttp://www.oriphant.com/
Hubei huizepu Pharmaceutical Technology Co., Ltd
Telephone023-19371278 19371278702
Websitehttp://www.huizepu.com/
Shandong Carbene New Material Technology Co., Ltd
Telephone183-6607-2789 13305403391
Websitehttp://www.carbene.cn