Yes. According to the query of relevant public information, the Happy Landlord card recorder is a software running on the PC platform with a size of 516KB. Based on the existing card recorder display, it improves the existing card recorder and adds other prompts to facilitate users to better Assess the situation. Doudizhu is a poker game played by at least 3 players, using a deck of 54 cards (including ghost cards). One party is the landlord, and the other two are the other party. The two sides compete, and the party that runs out of cards first wins. .