If you are playing from North America or Europe, connecting to Chinese servers can result in high ping (latency). Multiplayer races might stutter, and leaderboards will primarily feature Chinese players with low latency.
The default language is Simplified Chinese. While some menus contain English icons, most text, event descriptions, and settings are in Mandarin. Unless you are comfortable navigating with a translation app, this could be frustrating. hill climb racing 2 chinese version apk