1, billiards swing: first find the ball drop point on the table, and frame the ball drop point with the vertex of the triangular frame.

Before the kick-off, the target balls are arranged in a triangle, with 5 rows, each row is 1 to 5.

The 1 ball in the first row is placed at the "ball placement point", the No.8 ball is located in the middle of the third row, and other target balls are randomly placed in full color and different colors, but they must be close to each other.

Billiards is one of the ball games. On the billiard table, players use a club with a length of more than 9 1.4 cm to bag the target ball according to certain rules.