China Mobile International Roaming Service Coverage
Note: As of March 2020
China Mobile's Customers can enjoy unlimited data roaming service spending no more than 30/60/90 Yuan per day in 228 countries and regions, 189 of which cost 30 Yuan per day, 31 cost 60 Yuan per day, and 8 cost 90 Yuan per day.
Customers can also choose to purchase preferential package products for Belt & Road Region, Asia, Europe, Africa, Americas and Oceania.
Learn more : http://www.10086.cn/roaming