Kev Xa Khoom Aluminium Square Pipe 

Peb tau ua tiav hnub so Xyoo Tshiab Suav thiab tam sim no tau qhib ua haujlwm.
Nyob rau thawj hnub ua haujlwm, peb tau npaj cov khoom xa tuaj sai saitxhuas square rajxaj los ntawm cov neeg siv khoom qub Asmeskas.
Cov khoom zoo heev thiab kev pabcuam tom qab muag zoo meej yog cov yam tseem ceeb rau lub npe mus ib txhis.