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/
Changzhou Hopschain Chemical Co.,Ltd.
Telephone0519-85528066 13775048983
Websitehttp://www.hopschem.com/
Jiangsu aikang biomedical research and development co., LTD
Telephone025-66110311 13155353615
Websitehttp://www.aikonchem.com/
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85560043 13675144456
Websitehttp://www.synzest.com