Cov lus piav qhia luv luv:

Cov Khoom Siv Tsim:

1. Cov luam tawm zoo yog kev sib tw rau cov neeg Japanese Eco cov tshuaj luam ntawv;

2. Txheem ob luam ntawv tsim qauv, ob npaug luam ntawv ceev piv nrog ib prinhead;

3. Tsis siv neeg pub mis thiab khaws cov qauv;

4. Ob printreads tsim nrog cov ntse infrared realter thiab kiv cua kom qhuav;

5. Lub tshuab los ntawm cov kev ntsuam xyuas zoo sib txawv yog qhov ruaj khov thiab muaj peev xwm ntau yuav tsum muaj.