· Kev ua haujlwm siab - kev ua haujlwm siab dav dav: siab zog, siab hardness thiab zoo hnav tsis kam, nyias thickness, lub teeb yuag, ntau yam kev siv, kev ua haujlwm zoo.
· Ntau yam décors - pob zeb dag vim qhov sib txawv ntawm cov pob zeb crushing thaum ua, thiab nrog cov xim sib txawv, tuaj yeem tsim ntau yam décor, thiab txhua series muaj ntau xim xaiv los ntawm.
· Kev siv ntau yam - pob zeb dag tau dhau xyoo lawm ntawm kev tshawb fawb, kev loj hlob thiab kev tsim kho tshiab txij li thaum nws yug los, yog li ntawd cov pob zeb dag tuaj yeem tsim ntau yam khoom siv thiab siv dav hauv kev lag luam, thaj chaw, thiab txawm tias cov tub rog.
· Kev tiv thaiv ib puag ncig - yog cov khoom siv rov ua dua tshiab ntawm kev tiv thaiv ib puag ncig kev lag luam pov tseg, kev txhim kho pob zeb kev lag luam nws tus kheej tsis ncaj qha siv cov khoom siv ntuj tsim, kev lag luam siv ntau cov pob zeb pov tseg uas nyuaj rau kev ua haujlwm zoo thaum lub pob zeb tsuas , nws tus kheej ntau lawm hom yog ib puag ncig tus phooj ywg.