Peb yog cov chaw tsim khoom ntawm hlau mesh. Nyob rau hauv xyoo tas los no, nrog rau kev nthuav dav ntawm pab pawg muag khoom, cov peev txheej ntawm kev lag luam tau maj mam nthuav dav. Peb tau koom nrog kev nthuav qhia hauv ntau tshaj 20 lub teb chaws. Ntxiv rau cov khoom lag luam ntawm lub Hoobkas no, vim yog cov neeg siv khoom xav tau, peb muaj peev xwm muab lwm cov khoom siv kho vajtse thiab cov khoom siv hauv tsev, yuav muab cov neeg siv khoom zoo, kev pabcuam zoo dua thiab cov khoom lag luam tswj tau zoo.Peb tau txiav txim siab ua haujlwm nrog peb. cov neeg siv khoom los tsim lub neej yav tom ntej zoo dua.