Ntse iav, tseem hu ua hloov iav .Nws tuaj yeem muaj qhov chaw sib faib, tawg qhov chaw ruaj khov, cov nyhuv muaj zog ntawm extened qhov chaw, kev ceev ntiag tug, qhib, ua txhua yam koj xav tau.
Kev tiv thaiv tus kheej, tus yuam sij tiv thaiv peeping, txawj ntse tswj, yooj yim dua tiv thaiv kev tiv thaiv.
Kov npo thiab lub phiaj xwm, tsev neeg xinesmas, kev ua haujlwm hauv chaw ua haujlwm, ib lub khob tau txais txhua yam.
Kev tiv thaiv kev nyab xeeb, tiv thaiv kev cuam tshuam, nws tuaj yeem tiv thaiv cov iav tawg tsam tawg txawm tias tawg.
Kev tiv thaiv ib puag ncig thiab lub suab rwb thaiv tsev: tsis tsuas yog tiv thaiv 99% UV, tab sis kuj tuaj yeem nres lub suab nrov qias neeg los tsim lub ntiaj teb nyob ntsiag to.
