Mitundu ya Chow Chow (yomwe nthawi zina imatchedwa Chao Chao) imakhala ndi maonekedwe omwe amachititsa kuti zikhale zovuta kusokoneza ndi galu wina. Ndi anthu ochepa omwe akudziwa, koma kafukufuku waposachedwapa wasonyeza kuti agaluwa amachokera ku Mongolia ndi kumpoto kwa China, ndipo mtunduwo uli ndi zaka zoposa 2000. Osachepera, izi zikuwonetsedwa ndi zithunzi za mbiya za 200-260 BC. Achibale awo apamtima ndi mimbulu.
Komabe, n’zosatheka kudziŵa zaka zenizeni za chiyambi cha mtunduwo lerolino, ndipo asayansi amakhulupirira kuti mtundu wa Chow Chow ungakhale ndi mbiri yakale kwambiri. Palinso maganizo kuti agalu awa ali ndi magazi a Tibetan Mastiff. Kale ku China, mtundu wa Chow Chow unkagwiritsidwa ntchito ngati agalu alonda, komanso kusaka.