Qhov zoo tshaj plaws kev sib tw:
1. Peb muaj ntau tshaj 41 xyoo ntawm kev paub dhau los ua cov chaw tsim khoom ntawm cov khoom siv reflector, reflex reflector pwm, reflector electroform thiab cov khoom yas.
2. Peb tuaj yeem ua tus reflector, reflex reflector raws li koj cov qauv lossis koj tus qauv tsim
3. Peb muaj zog tshawb nrhiav thiab tsim pab neeg los daws teeb meem reflector
4. Peb muab cov khoom zoo siab ntawm ntau lub tuam txhab nto moo thoob ntiaj teb
5. Kev txiav txim me me tuaj yeem lees txais, qauv dawb yog muaj
8. Peb tus nqi tsim nyog thiab ua kom zoo tshaj plaws rau txhua tus neeg siv khoom