Before the Ming Dynasty (1368-1644), seals were generally made for practical uses such as identification. The Empress' Seal of the Han Dynasty.

明代（1368—1644年）以前，印章只是实用品，是人们在交往过程中表明身份的凭信工具。图为汉代的“皇后之玺”。

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A famous cui bridge, a lock in, myriad bridge, south gate bridge, saddle, the garden. empress bridge bridge, built in the Ming and qing dynasties.

较著名的有锁翠桥、大石桥、万千桥、南门桥、马鞍桥、仁寿桥，均建于明清时期。 。

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