... 4,Sincere attitude for cooperation Dear Sirs, Our "Chinese Cortex Eucommia" was produced in Wangcang County,Sichuan province of China, which ... choosed to be national geographic sign products of China, Cortex Eucommia of Wangcang is famous of rich resource ,high quality, ... can offer you the most competetive price, all our Cortex Eucommia are planted by experienced professional, and warm welcome to visit ...