Rooj Zaum Kev tsim qauv tsis yog tsuas yog daim ntawv sab nraud, tab sis nws tseem yog kev tshawb fawb ntawm tus qauv sab hauv, ergonomics thiab qhov tseem ceeb ntawm ib qho khoom. Hauv qhov no tus duab yog qhov ua tau zoo heev, thiab nws yog qhov txiav tau muab rau cov khoom uas muab nws tshwj xeeb. Qhov zoo ntawm Gloria muaj lub zog ua tau 100% kev cai, ntxiv cov khoom sib txawv, khoom siv thiab ua tiav. Qhov zoo tshaj plaws peculiarity yog txhua qhov ntxiv uas tuaj yeem muab ntxiv nrog cov hlau nplaum ntawm tus qauv, muab cov khoom lag luam pua pua ntawm cov duab sib txawv.