CHAMPION FLAG: Cờ tướng và cờ thế is an Android application developed by mocvien.com. It is a free game in the Board category and subcategory of Games. This application has a lot to offer for chess lovers, especially those who are interested in Vietnamese chess.

The game provides an opportunity to practice chess with 4 AI characters representing famous figures in the Three Kingdoms period. The AI has different levels of difficulty, making the game challenging and exciting. Additionally, the app offers a chess tournament system with hundreds of thousands of chess sets updated daily, which helps players improve their skills. It also provides a vast knowledge system, from basic to advanced, to help players understand the game better.

Another unique feature of this application is the comment system for chess games and knowledge. It allows players to share their experiences and knowledge, and peers to understand each other better.

Overall, CHAMPION FLAG: Cờ tướng và cờ thế is an excellent application for chess lovers who want to experience a rich and challenging chess gaming experience. Although still under development, the app has great potential to become a top chess game in the market. The development team deserves appreciation for their efforts in creating such an engaging application.