An ancient Chinese round shaped hand carved natural Jade amulet bi disc. The ware is made in several layers design. Chinese bi discs are flat jade discs with circular holes in the center. In analyzing the bi disc meaning, some historians say that is a representation of heaven; they are often found with heaven and earth like depictions. As a counterpoint symbol, jade congs, straight tubes with circular centers and square outer sections, complete with convex sides, are said to symbolize earth. Ancient Asian and Oriental Hand Carved Natural Stones Figures, Figurines, Statues, Home Decor, and Collectibles.