Filed: December 29, 2018 Ball pens; Blackboard erasers; Blackboards; Blackboards, drawing boards and easels; Chalk and blackboards; Drawing boards… Owned by:CHEN XI Serial Number:88244995
Filed: September 16, 2020 Antennas; Eyewear; Photocopiers; Smartwatches; Battery chargers for mobile phones; Computer peripheral apparatus; Data cables… Owned by:CHEN XI Serial Number:90183537