Qing dynasty official hat bead with the base how to fix

Sewn on. Qing dynasty official hat on the bead is people with twine or gold wire sewing fixed on the base. Top bead is the Qing dynasty official hat hat top ornaments, there is a small metal seat on the official official hat, seat installed above the walnut-sized round beads is the top bead, top bead of the texture and color on behalf of the official's grade.