Cov yam ntxwv ntawm kub ua hluav taws xob
1. Tej yam khoom, ntev npaum li qhov kub tshaj 0K, yuav tawm cov hluav taws xob hloov mus rau qhov chaw puag ncig;
2. tuaj yeem sib kis hauv nqus tsev thiab cua;
3. Nrog kev hloov ua kom muaj zog daim ntawv;
4, nrog rau kev taw qhia muaj zog;
5. Lub zog radiant muaj feem xyuam rau ob qho tib si kub thiab nthwv dej;
6.Txhais tawm hluav taws xob nyob ntawm 4 lub zog ntawm qhov kub.