It is a game played with the aim of achieving a blackjack (a sum of 21) before the opponent (dealer) does or force the dealer to go over (bust). The player receives face-down cards while the dealer has one face-down and one face-up card. The player decides to stand, fold or draw after receiving two cards.
China is the country with the world's highest population, and its second-biggest economy, which makes it a prime target for online casino operators. Chinese citizens are generally tech-savvy and have access to smartphones, meaning that the potential size of the online gaming community in the East Asian country is enormous.