Jiajing Tongbao Back eleven is an ancient coin minted during the Reign of Emperor Shizong of the Ming Dynasty. The square hole is round with four characters “Jiajing Tongbao” on the front and “Eleven” on the back， so it is directly called Jiajing Tongbao back eleven. This breed is the “aristocrat” of ancient coin collecting bound， have been classified as coin collecting high-quality goods breed， in recent years more and more receive the attention of broad Tibet friend and take seriously.
