About 1 Trademarks found that are owned by Huang Chenggen

Adapter plugs; Anti-theft locks specially adapted to personal electronic devices, namely, laptops and PC tablets; Electronically encoded identity wristbands; Encoded identification bracelets, magnetic; Network routers; Plug adaptors; Plug connectors; Power supply connectors and adaptors for use with portable electronic devices; Smart watches; Smartwatches; Stands adapted for mobile phones; Wearable activity trackers