Qhov hnyav ntawm xovxwm dabtsi yog nws tus qauv sib txawv nyob ntawm nws tus qauv, thiab ntau yam khoom siv los ntawm ntau tons mus rau kaum ntawm tons. Piv txwv li, qee qhov qauv qauv yuav hnyav li 5-10 tons. Peb lub tsev cog khoom puas yog khoov tshuab (tseem hu ua lub raj raj bendering tsim tshwj xeeb rau tsev cog khoom tsim tshwj xeeb thiab yog lub teeb ci rau kev thauj mus los yooj yim thiab kev teeb tsa yooj yim. Nws siv lub cev muaj zog tswj, muaj kev ua tiav, thiab txhawb nqa kev customization, ua kom nws muaj kev sib xyaw ua ke.
