The ancient city wall of Zhaoqing was built in Song Dynasty, so it is also called the city wall of Zhaoqing Song Dynasty. Zhaoqing is the most iconic building, Zhaoqing Xiaowanli Great Wall known. The mottled walls made of green bricks and the stubborn grass drilled out of the cracks tell people about the vicissitudes of thousands of years of history and the changes of this national historical and cultural city.