About 1 Trademarks found that are owned by Handong Guo

Adjustable smartphone and PC tablet stabilizers and mounts; Brackets adapted for setting up flat screen TV sets; Computer monitor mounts; Computer stands specially designed for holding a computer, printer and computer peripherals; Microphone stands; Mounting brackets adapted for computers; Mounts and mounting brackets adapted for audio speakers with swiveling bases therefor; Mounts and mounting brackets adapted for televisions; Public address (PA) and sound system accessories, namely, microphone stands, speaker stands, microphone cables, speaker cables, speaker boxes and sound mixers; Racks for loudspeakers; Sound systems comprising remote controls, amplifiers, loudspeakers and components therefor; Stands adapted for stereos and audio speakers