Thaum muas lub teeb, feem ntau hnov cov neeg ua haujlwm muag khoom hais tias peb yog LED teeb, kev tiv thaiv ib puag ncig thiab kev txuag hluav taws xob, tam sim no txhua qhov chaw kuj tuaj yeem hnov txog cov lus coj, ntxiv rau peb cov kev paub coj teeb pom kev tiv thaiv ib puag ncig thiab txuag hluav taws xob, peb feem ntau hnov cov neeg ...
Nyeem ntxiv