Introduction to Qihou Bridge: Qihou Bridge is located next to the present-day Ziyou Bridge. It is an important bridge in the old city of Zuoying in the Qing Dynasty, from Aozaidi to Wan Chai and Fengshan County. Legend has it that it was built by the Hunan Army during the Qianlong period. The bridge piers It is named after it has seven holes.