The csgo national server code startup item is the code password for switching between the national server and the international server in the game. Players do not need to download the international server client during the game. You only need to open the console and enter the corresponding national server/international server code to complete the switch between csgo national server and international server.
csgo national server code: -perfectworld
How to switch between national and international servers:
1. The csgo national server code is -perfectworld to enter the national server.
2. If you enter both, you will enter the national server.
3. International server players need to enter -worldwide in the startup item to enter the international server.