The emergence of card and chess rooms has sparked a new wave of card playing enthusiasm, and the personnel have long since expanded to the whole society. Initially, government departments tried to regulate it. For example, the sports department issued licenses, and the public security department investigated and dealt with gambling behavior. Later, for unknown reasons, the license management was unsuccessful, and the management by the public security department also drew many criticisms from the society (many retired, laid-off and unemployed people were taken to police cars and entered police stations because of playing cards.