The invention discloses a golf ball hitting system for training assistance in the technical field of golf. A main control chip is controlled by a remote control server module so as to control a light-guiding line module and a laser light generator to display on the ground: a target point; a linear motion trajectory of a putter to stabilize the direction; the back swing length and the follow-through length to operate the swing amplitude of the putter; and a laser light point to guide the swing speed of a club head and stabilize the rhythm. With the assistance of the invention, the putting performance of a golfer can be effectively improved.