J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Hubei Shiteng Chemical Technology Co. LTD
Telephone189-71839113 18971850150
Websitehttps://www.chemicalbook.com/supplier/15553011/1.htm
Chengdu Peter-like Biotechnology Co., Ltd.
Telephone028-81700200 13308200041
Websitehttps://www.weikeqi-biotech.com/
Chongqing Zhihe Biopharmaceutical Co., Ltd.
Telephone+86-18580541567; +8618580541567
Websitehttp://www.zhswyy.com/en