Txij li xyoo 2006, cov ris tsho hauv qab dej hauv tsev tau dhau los ua qhov tsis meej pem, thiab cov npe ntawm lwm yam tau nce mus rau kaum ob. Qhov laj thawj tseem ceeb yog cov khoom siv PVC, vim tias cov khoom no muaj ntau lub tsev tsim cov ntaub, thiab cov peev tsis siv ntau. Ob peb tus neeg tuaj yeem tsim ib lub rooj cob qhia me me, tab sis tom qab tag nrho, kev tsim khoom muaj peev xwm thiab ntau yam raug txwv, feem ntau tsuas yog ib qho ntawm peb lossis tsib hom, yog tias tshwj xeeb tshaj yog nyob rau xyoo 2008, cuam tshuam los ntawm kev kub ntxhov nyiaj txiag, kev xa tawm cov tsho tiv nag thiab khau boots. ntau tig mus rau lub ris dej. Rau ib lub sij hawm, cov hom khoom sib xyaw, cov khoom siv coj los ua neeg coob coob, thiab cov neeg muag khoom txhua qhov poob. Tsis tas li ntawd, qee cov tuam txhab lag luam tsis muab cov khoom lag luam zoo nyob rau hauv thawj qhov chaw, tab sis lawv txhua tus fashioned los ua cov ris tsis muaj dej rau hauv cov khoom lag luam, zoo nkauj thiab flashy. Lub luag haujlwm tseem ceeb ntawm qhov poob ntawm qhov qub, qhov tuab thiab qhov zoo ntawm cov khoom siv ntawm qhov hauv qab no yuav txo qis hauv kev pabcuam lub neej.