About 2 Trademarks found that are owned by Shenzhen Mingruifeng Electronic Technology Co Ltd

Abdomen protectors for athletic use; Arm guards for athletic use; Balls for games; Body-building apparatus; Boxing gloves; Chest expanders; Chest protectors for sports; Climbers' harnesses; Dumb-bells; Elbow guards for athletic use; Exercise hand grippers; Hang gliders; Knee guards for athletic use; Men's athletic supporters; Palm protectors for athletic use; Shin guards for athletic use; Shin pads for athletic use; Starting blocks; Swimming belts; Toy cars; Waist protectors for athletic use; Weight lifting belts; Wrist guards for athletic use; Stress relief balls for neck, hand, back exercise

The wording SYOSIN has no meaning in a foreign language.