Peb nyob hauv ntiaj teb cov chaw.

Koj tuaj yeem pom peb hom toddispalsey hauv phau ntawv xov xwm ntawm cov neeg siv khoom hauv ntiaj teb cov khoom siv hluav taws xob.

Peb tau ua haujlwm nrog ntiaj teb cov chaw rau 4 xyoos thiab tseem yuav muaj nyob hauv 2020.
Yog tias koj nyiam nrhiav cov khub tshiab ntawm cov chaw QR, thov tshawb fawb QR code hauv daim duab thiab tiv tauj peb.