About 2 Trademarks found that are owned by Xiuxin Wu

Battery chargers; Blank flash memory cards; Camera filters; Cell phone cases; Charging appliances for rechargeable equipment; Converters; Data cables; Disk drives for computers; Electric charging cables; Electrical cells and batteries; Fitted plastic films known as skins for covering and protecting electronic apparatus, namely, mobile phones, portable music players, personal digital assistants; Fitted plastic films known as skins for covering and providing a scratch proof barrier or protection for electronic devices, namely, MP3 players, mobile telephones, smart telephones, digital cameras, global positioning systems and personal digital assistants; Lenses for photographic apparatus; Microphones; Monopods used to take photographs by positioning a smartphone or camera beyond the normal range of the arm; Stands adapted for mobile phones; USB cables; USB charging ports

The wording "dorsill" has no meaning in a foreign language.