factory wholesale customized small blackboard hanging magnetic white-board green board home office teaching children graffiti writing board

[white frame] single-sided green board([白框]单面绿板) [white frame] single-sided whiteboard([白框]单面白板) [white frame] double-sided whiteboard([白框]双面白板) [white frame] double-sided green chalkboard([白框]双面白绿板)

20 * 30cm(20*30cm) 30 * 40cm(30*40cm) 30 * 45cm(30*45cm) 35 * 50cm(35*50cm) 40 * 60cm(40*60cm) 45 * 60cm(45*60cm) 50 * 70cm(50*70cm) 60 * 80cm(60*80cm) 60 * 90cm(60*90cm) 70 * 100cm(70*100cm) 80 * 120cm(80*120cm) 90 * 120cm(90*120cm) 90 * 150cm(90*150cm) 90 * 180cm(90*180cm) 100 * 150cm(100*150cm) 100 * 200cm(100*200cm) 120 * 150cm(120*150cm) 120 * 180cm(120*180cm) 120 * 200cm(120*200cm) 120 * 240cm(120*240cm) 30 * 35cm(30*35cm)