May 6, 2016

1. Players can view detailed info on other nations' maps;
2. Gold mine in city is unlocked: players can build the gold mine in resource area;
3. Players can invite Facebook friends to play IC now;
4. Added the game referrer feature, you will get huge rewards after using this function;
5. You can send free gifts to your Facebook friends now;
6. Your Facebook portrait can be applied as the profile portrait in the game;
7. Updated the login rewards.