JHF tso tawm lub tshuab luam ntawv dav dav dav dav nrog rau kev xaiv muaj-qib lub taub hau, V3900.Nws muab ntau txheej luam ntawv nrog dawb los yog kua roj vanish.Tsis tas li ntawd, nws cov tshuab luam ntawv hloov pauv hloov pauv kom ntseeg tau tias cov duab zoo nkauj tuaj yeem luam tawm ntawm ntau yam xov xwm nrog kev kub ceev.
V3900 npog ntau daim ntawv thov, suav nrog cov ntawv hlau ua, architectural ceramics, kho kom zoo nkauj hauv pem teb, ntim ntawv thiab lwm yam.Thiab nws paub qhov kev xa khoom sai ntawm kev tsim khoom los ntawm kev tsim kho rau cov khoom siv davhlau ya nyob twg.