China Unicom is based in China and provides M2M services on DC-HSPA,HSPA+,HSDPA,UMTS,EDGE,GPRS,GSM,LTE NB-IoT technologies.China Unicom M2M developer support information is also available at the website.M2M service platform is available through N/A. M2M vertical markets focus for this carrier are Asset Management ,Telematics ,Telehealth ,Digital Signage ,Fleet Tracking ,Remote Monitoring ,Mobile Payment ,Security ,Public Safety ,SmartGrid. M2M data plans are available in China Unicom
Telefonica is part owner of China Unicom. Both companies have formed a strategic alliance for M2M opportunities.They have also developed a remote mangement service for embedded M2M SIMs.
 - Subscriber number as of 2012.Please check the carrier website for up-to-date information