CMIoT is a subsidiary of China Mobile Communications Corporation, one of the three mobile network operators in the country.
A statement from Nokia said CMIoT would be able to expand its international OneLink IoT capabilities which would be supported by Nokia's Worldwide IoT Network Grid managed service.
The WING service has nodes around the world and this will be integrated with the OneLink IoT SIM Card Connection and Management Platform to provide connectivity management for CMIoT's international business customers.
Under the deal, Nokia and China Mobile will co-operate on IoT connectivity services and build a Chinese node of Nokia WING for CMIoT in Chongqing.
"Nokia and CMIoT are committed to developing international IoT business applications, products and services by combining their respective advantages and to meet the needs of the growing international IoT market," the statement said.
Yaqiong Tang, deputy general manager, CMIoT, said: "The Nokia WING IoT Platform solution will give us a competitive edge with new enterprise customers and enable us to provide the level of IoT connectivity and management that all our customers expect both in China and across the globe."
Ankur Bhan, head of WING Business, Nokia, said: "We're very proud to be working with CMIoT to meet the needs of modern enterprises around the world.
"Our WING solution will allow CMIoT to offer a superior IoT services experience to its customers at home and abroad. Its flexible, invest-as-you-grow business model will also enable CMIoT to go-to-market with this offering rapidly and be able to scale IoT services cost-effectively."