1. Ntau yam kev qhia tshwj xeeb xaiv los ntawm: Ntau yam kev txiav tshwj xeeb xaiv los ntawm, txuag lub sijhawm thiab kev siv zog.2. Daim ntawv nyias nyias tsis daig thaum luam ntawv: Daim ntawv nyias nyias tsis daig thaum luam ntawv.

3. Hnav tsis taus thiab tsim kua muag: Cov khoom siv hluavtaws, ntawv nrog lub zog, hnav tsis taus thiab tsim kua muag.

4. Tiv thaiv dej, tiv thaiv roj, thiab tiv thaiv cawv: Ob lub tshuab luam ntawv inkjet thiab laser tuaj yeem luam tawm, thiab lawv tiv thaiv dej, tiv thaiv roj, thiab lwm yam.

1. Tiv thaiv kev cuav: tuaj yeem paub qhov tseeb raws li cov ntsiab lus ntawm tsab tshwj xeeb;

2. Tiv thaiv kev tub sab: siv rau hauv kev xa khoom, ntawv, xa khoom sai, kev sib khi thiab lwm yam;

3. Kev Pov Thawj: Siv ua pov thawj los tiv thaiv cov neeg tsis yog kws tshaj lij kom tsis txhob qhib lub chassis yam tsis tau kev tso cai. Kev qhib yam tsis tau kev tso cai tsis muab kev pov thawj, zam kev sib cav sib ceg ntawm cov neeg siv khoom thiab cov chaw tsim khoom uas tshwm sim los ntawm kev qhib yam tsis tau kev tso cai.