Primary Function: Kev Tsim Qauv Sab Hauv ntawm Tsev Noj Mov Book Text: YooYuumi yog ib lub tsev noj mov rau tsev neeg nyob rau hauv Beijing, Tuam Tshoj, muaj thaj tsam pem teb 1000 nplhaib metaus. Thaj chaw noj mov loj tshaj plaws ua raws li lub tswv yim ntawm ib chav tsev seev cev, thiab cov rooj thiab cov rooj zaum tau teeb tsa raws li ib hom zoo sib xws. Muaj ib thaj chaw ua si zoo li lub tsev tsheej rau cov menyuam yaus tso rau ntawm ntug tsev noj mov, thiab ib txoj kev nyim txuas rau cov khoom caij. Qhov kev teeb tsa muab cov chaw noj mov thiab cov chaw ua si muaj cov cua tsis sib xws, thiab cov menyuam yaus tseem nyob rau hauv lub xub ntiag ntawm lawv niam txiv. Cov qhov rooj kheeb thiab cov ntsiab lus ua kab qhia txog kev txiav ntawv Suav txawm siab tuaj los ntawm cov kab sab hnub poob.