At the meeting this morning, the foreign trade sector sales experts shared the stage silica sales experience, although most of its contents are talking about the entire sales process, the surface is directed to the companys foreign sales de...

May 28. 29.30 days, our learning ISO held training courses, the major department heads, and leader of a small number of ordinary members of the company took part in the training and study of the project. The company has long insisted traini...