Boyaa Interactive International Limited, an investment holding company, develops and operates online card and board games in the People's Republic of China and Hong Kong. It provides mobile and computer games, such as Texas Hold'em, Happy Poker Slots, Fight the Landlord, Big Two Poker, Chinese Chess, and Mahjong Collection, and other casual puzzle games. The company also offers advisory services relating to online game applications. In addition, it engages in crypto-currencies related investments. The company was founded in 2004 and is headquartered in Sheung Wan, Hong Kong.