ChengDu SinoStandards Bio-Tech Co.,Ltd. ，
Telephone028-83243028 19136088901
Websitehttp://www.ebuylabs.com/
Yancheng Tongming Biotechnology Co., Ltd.
Telephone 15195160625
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1089086/0.htm
Xi'an Kaixin Biotechnology Co., Ltd
Telephone029-68881181 13619217766
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList138470/0.htm
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
PharmaBlock Sciences (Nanjing), Inc.
Telephone4000255188 4000255188
Websitehttps://www.pharmablock.com/
