Ya'er Hutong is located in Shichahai Street in Xicheng District. It starts from Xiaoshibei Hutong in the southwest and is connected with Yandai Xiejie. Ya’er Hutong is a long hutong in Xicheng District. In Ming Dynasty, it was namend Guanghuasi Street, while in Qing Dynasty it was false named Ya’er Hutong for its location in the north edge of Houhai.
In the east end stands a famous stone bridge named Xinding Bridge. With the length of 820 meters, it winds along the north bank of Shicha Lake and parallels with north part of Houhai Lake. Guanghua Temple is located at No.31 of Ya'er Hutong. It was constructed during the reign of Emperor Wanli of Ming Dynasty. It is one of best-preserve temples in Beijing and still in use. Some important Buddhism activities are held here.