Dab tsi yog qhov tseem ceeb ntawm kev rov qab ua khob hwj
Tus nqi ntawm cov khoom ntim rov ua dua tshiab tau nce ntau dua txhua xyoo, tab sis tus nqi ntawm cov fwj dej cawv rov qab yog qhov loj thiab tsis tuaj yeem.
Raws li lub koom haum iav ntim, rov qab lub zog txuag los ntawm lub raj mis iav tuaj yeem ua lub teeb 100-វ៉ាត់ rau lub sijhawm plaub teev, khiav lub computer siv 30 feeb thiab saib TV 20 feeb, yog li kev rov ua dua iav yog qhov tseem ceeb.
Cov taub ntim dej ntim iav txuag hluav taws xob thiab txo qis khib nyiab hauv cov av pov tseg. Nws tuaj yeem muab cov ntaub ntawv nyoos ntau dua rau lwm cov khoom, suav nrog cov iav fwj. Raws li National Consumer Yas Fwj Qhia ntawm Cov Khoom Siv Tshuaj Txhaum Cai ntawm Tebchaws Meskas, kwv yees li 2,5 billion phaus yas hwj tau rov qab ua tiav xyoo 2009, nrog tus nqi rov qab tsuas yog 28%.
