1. Kev tshaj tawm muaj nuj nqi tuaj yeem txhim kho kev lag luam lub koob npe nrov ntawm kev lag luam.
2. Tus nqi peev ntawm lub tshuab tshaj tawm tsis yog siab, thiab lub tshuab tshaj tawm tuaj yeem txhawb nqa tsis tu ncua ib puag ncig.
3. Txoj haujlwm tshaj tawm tsuas yog xav tau kev nqis peev ib zaug xwb, thiab nyob rau theem tom qab, nws yog tag nrho cov kev pabcuam tshaj tawm rau kev lag luam.

2022.03.09