How did the stranger who ate chicken send me a message?

You can click on the player's homepage and click Send WeChat game chat message, but you can't send a message without adding friends. Even if we have played together recently, we can only click on his avatar in the recent game. One is to add friends, and the other is to view information. It is agreed to hold a world-wide joint military exercise every once in a while, with the goal of examining the assembly, reconnaissance and field combat capabilities of special forces under harsh conditions in order to select peaceful elites.