Guangji Bridge is a bikyo bridge, also known as Tongji Bridge. It is located in the northwest of Tangqi Town, Yuhang District, Hangzhou City. It is built on the Beijing-Hangzhou Grand Canal from the north to the south. It is the only seven-hole stone arch bridge on the ancient canal. This bridge is beautifully shaped, with a full length of 78.7 meters and a width of 6.12 meters.