The game 《QQ farm》 is independent and separate from any other platform regarding acquisition of purchasable item/content. Users logged in with their Tencent's platform accounts QQ are able to sync non-purchasing related information/data in the game, such as friend list, score and level. Game currencies purchased/earned outside of the app. Similarly, any game currencies purchased/earned in 《QQ farm》 on any other platform cannot be used in this app either. The app doesn't use any QQ digital currency, such as QB.