Hauv 18 xyoo dhau los, peb tau hloov kho peb cov khoom vim peb cov neeg siv khoom xav tau.Txawm tias tam sim no, peb muaj cov khoom tshiab hloov tshiab txhua lub lim tiam.
Tau kawg, peb cov khoom yog ntau lawm.LOT No. yog nyob ntawm txhua qhov ntim ntawm cov khoom peb muag.
Peb tau xeem dhau SGS xeem thiab muaj SGS Certificate.