Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Shenzhen Regent Biochemical Technology Co., Ltd.
Telephone0755-0755-85201366 18938635012
Websitehttp://www.regentsciences.com/
ORGCHEM TECHNOLOGIES.INC.
Telephone0886-975293855
Websitehttp://www.orgchem.com.tw
CONIER CHEM AND PHARMA LIMITED
Telephone +8618523575427
Websitehttp://www.conier.com/
Pushan Industry (Shaanxi) Co., Ltd.
Telephone029-81310890 13571859809
Websitehttps://www.pushanshiye.com