Peb lub tuam txhab mus xyuas cov neeg siv khoom hauv Singapore. Peb muag 20 lub thawv ib hlis rau Singapore. Cov khoom muaj xws li: cov yeeb nkab hlau galvanized ua ntej, cov laug cam taug kev, cov txuas scaffolding. Peb tau ua haujlwm nrog cov neeg siv khoom hauv Singapore tau ntau xyoo. Peb pab neeg yeej ib txwm txhim kho peb pab neeg txoj kev pabcuam zoo. Ntau tus neeg siv khoom lees paub.