Root stand (根卓). It’s a wood carved display stand for Bonsai tree.
They come in many shapes, styles and various sizes. Carved from a one massive block of wood.
Quite often, it also raises the tree up off better viewing. Bonsai display stands are also perfect for displaying small sculptures, figurines or a stones.
Root stands look very detailed, modern and unique.
Top base: 22×20 cm, All height: 45cm.