About 1 Trademarks found that are owned by Dong Yonghui

Mousepads; Spyglasses; Adapter rings for attaching objectives on cameras; Bicycle speedometers; Camera lens adapters; Lenses for photographic apparatus; Loudspeakers, headphones, microphones and CD players; Optical lens blanks made of glass, plastic, polycarbonate; Prisms for optics purposes; Protective ear covering shields; Ski glasses; Smart glasses; Smartphone stabilizers; Spectacles and sunglasses; Sunglasses for pets