Blackjack, also known as Blackjack, originated in France and has spread to all parts of the world with a long history. Blackjack can be seen in casinos all over the world. With the development of the Internet, blackjack has begun to move towards the Internet age. The game uses 52 cards except kings and kings. The player's goal is to make the sum of the points of the cards in his hand not exceed 21 points and be as large as possible.