About 2 Trademarks found that are owned by Wu Zhihu

Chargers for smartphones; Battery chargers; Data cables

Asbestos gloves for protection against accidents; Audio speakers; Bags for cameras and photographic equipment; Battery charge devices; Ear plugs for divers; Electric sensors; Electric wires; Flashlights for use in photography; Gasifiers for laboratory use; Headphones; In-car telephone handset cradles; Knee pads for workers; Lighting controls; Personal computers; Printed circuit boards (PCBs); Protection masks; Shoes for protection against accidents and fire; Shoes for protection against accidents, irradiation and fire; Sunglass cords; Vehicle breakdown warning lamps