Call Of Duty Online Is Shutting Down In China Users will be encouraged to pick up Call of Duty Mobile instead. Call of Duty Online, a free-to-play game for China that originally launched in 2015, is closing down. Tencent, which operates the game there, announced that the game will close, and users will be encouraged to move over to Call of Duty Mobile. Niko Partners' Daniel Ahmad relayed the information. Citing an official announcement, Ahmad said it came down to "declining revenue and lack of renewal from Activision." The game will close at the end of August. Tencent will be shutting down Call of Duty Online in China at the end of August.