Vdink hluav taws xob whiteboard ntse zaub, kev sib koom tes sau, video hu, hluav taws xob whiteboard tso saib cov duab neeg thiab cov kev coj noj coj ua zoo, tso saib cov neeg ua lag luam sib txawv, cov ntawv cog lus, kev cog lus kos npe, kev sib tham zoo, txais tos txhua hnub.Vim qhov chaw me me, xaiv kom phim 55, 65, 75 nti electronic whiteboard.

2021.12.27