22 xinfeng north road Xinjian town in Yi Xing city Wuxi, Jiangsu
This is YIXING QIANCHENG BIOLOGY ENGINEER COMPANY in China ,I am CHU Weifeng ,manager of export department, our firm producing fumaric acid for many years and the production 20000ts every year ,we it to part world ,for example U.S.A Brazil . we supply best quality peice each customers have enjoyed great reputation .I want know if you ...
fumaric acid