The biggest advantage of manufacturing pepper ball products by laser welding technology is that the welding strength is high and the welding position will not crack, which increases the safety performance of pepper ball.Dongguan Jiaji Plastic Products Co., Ltd. sells its own brand "MoFaQiu" products, which are manufactured by laser welding technology. After laser welding pepper balls, the quality of pepper balls has been obviously improved, which solves the defect of poor quality of traditional ultrasonic welding technology. The pepper balls welded by laser are firm in welding position and will not burst in the transmitter, so they are the safest pepper balls.