Los ntawm cov khoom siv raw li cov khoom tiav, peb muaj QC cov neeg kuaj xyuas thiab cov khoom siv rau kev tswj kom zoo. Thaum cov khoom tiav lawm, cov neeg ua haujlwm yuav xuas khoom thiab ntim cov khoom raws li cov neeg xav tau.
Tag nrho peb cov khoom yuav raug xa mus rau peb cov neeg qhua.
