NOTICE:
In order to better improve the understanding of e-commerce employees on mechanical products, improve sales skills, and improve sales performance, on the morning of August 3, Jining City, Jining City M
©Shandong China Coal New Energy Import Export Co., Ltd. © 2017
Address:No. 11, North of Kaiyuan Road, High-tech Zone, Jining City, Shandong Province, China
