Inverted roll Ruyi cloud mouth, thin straight neck, round belly down, circle foot。Apply turquoise green glaze。The edge of the mouth was decorated with gold。The outer wall of the device is painted with yellow pastel with lotus pattern, and the lower neck is painted with four groups of bat mouth with "swastika" word ribbon, and the foot circle is decorated with lotus petal pattern for a week。Turquoise green glaze on the bottom, alum red color "Qing Jiaqing year" six-character seal script。The shape of this instrument is beautiful, fine production, meaning good luck。The style of Jiaqing porcelain is easy to be confused with Qianlong's wares, some of which are so excellent, and the pole bottle may be the best work of Qianlong's Taishang Emperor in the early Jiaqing period。