Txhaj Tshuaj Molding
Cov khoom yas tau ua tau nrog ntau yam khoom siv rau ib qho kev sib txawv ntawm qhov zoo, kev thev taus, thiab lub peev xwm. Lo lus-rau-lo lus, ntau txhiab feem yuav ua tau siv ib qho pwm, ua kom cov txheej txheem ntau lawm thiab ua kom cov nqi nyiaj siv ua haujlwm. Rau kev tsim khoom ceev ntawm cov khoom yas zoo saib tsis muaj kev deb - peb tau hla cov kev pab yas txhaj tshuaj ntxiv txhua lub hauv tsev. Kev Txhaj Tshuaj Yas Molding yog qhov txheej txheem uas nyiam tshaj plaws rau kev tsim cov cai yas rau ze li ntawm kev lag luam.
