Kev Piav Qhia Luv:

Cov ntaub npog ntsej muag: tsis muaj dej, tsis muaj cawv, tsis muaj roj, tsis khawb, tsis tsim kua muag.
Sau tau los ntawm cwj mem ballpoint thiab cwj mem roj
Kua nplaum: dej-raws li, ntev-tern muaj zog stickiness.
Liner: nyias, zoo rau kev luam ntawv.
Daim ntawv thov: cov ntawv lo rau cable, cov ntawv cim npe, cov ntawv cim, cov ntawv ceeb toom, cov ntawv tshaj tawm
Luam Ntawv: Laser
Qhov loj me: daim ntawv los yog yob, tuaj yeem hloov kho.