Based on the second large program of MFC, interface functions are better than the previous version, and the cooperation of the art is also a lot, and the network is basically rewritten. Better structure is better scalable (message processing and network transmission separation) , Special reception message buffering mechanism, better multi-threaded security, diversified server model, more mature distributed architecture, etc.: P).
This version has been basically perfect, and some things about game management are basically realized.
The development work is probably from December 2003, in the Spring Festival 2004, launched the first test test version (system platform a mahjong game), the function is basically perfect in March 2004, starting the final user's test.