About 2 Trademarks found that are owned by Wengchangjiao

Calculators; Batteries and battery chargers; Bicycle helmets; Burglar alarms; Cases for mobile phones; Cases for pocket calculators; Computer mouse; Diving goggles; Electric door bells; Glasses for sports; GPS navigation device; Hard hats; Selfie sticks

Batteries; Calculators; Cameras; Loudspeakers; Audio cassette players; Baby monitors; Cases for mobile phones; Digital cameras; Ear phones; Electric plugs; Glasses for sports; Mouse mats; USB cables