1. Yooj yim thiab yooj yim, xis, yooj yim nqa, nws yuav ua haujlwm ntev.
2. Nws tiv thaiv cov cuab yeej zoo los ntawm kev khawb, av, tsim kua muag thiab hnav.
3. Tus tuav tsim ua rau kab rov tav saib yooj yim dua.
4. Nrog daim npav qhov thiab lub hnab nyiaj, siv tau thiab ua haujlwm zoo.
5. Nkag mus rau txhua qhov chaw nres nkoj thiab cov nyees khawm yooj yim yam tsis tau tshem cov ntaub ntawv.

Koj puas xav tau Samsung Galaxy S21 tshiab? Nyem qhov no