cawm

Sib piv cov yam ntxwv software, thiab cov txiaj ntsig, saib seb txhua yam khoom sib koom ua ke thiab tshawb nrhiav cov pov haum zais uas yuav dhau los ua koj tus neeg tsim nyog tom ntej tom haujlwm lossis tsev kawm ntawv.