market@chinacoalintl.com
On the morning of February 2, Jining Mobile held "NB-IoT" and Jining Industrial Cloud official business conference to announce the Narrowband Internet of Things (NB-IoT) was officially use, which will
© Shandong China Coal Group. © 2017
Address: No. 11, North of Kaiyuan Road, High-tech Zone, Jining City, Shandong Province, China
sales@chinacoalintl.com
Executive Editor: Zhang Wen / Editor: Linda Zhang