Cov duab customized nqaij patty molding tshuab txais cov qauv tsim ntawm kev ua haujlwm synchronous ntawm kev pub noj paddle thiab lub nruas tsim kom ntseeg tau tias cov khoom noj ntau dua thiab ua kom zoo sib xws; txhawm rau ua kom qhov kev hloov kho ntawm cov tuab ntawm cov tsim patty yooj yim thiab raug, cov pwm tseem ceeb yog tsim los ua kom tawg tag nrho. Lub tshuab muaj tsim tsim nyog, kev tu yooj yim, kev ua haujlwm yooj yim thiab nyab xeeb.