South section of Huancheng West Road, Haishu District, Ningbo City. According to Baidu map, there is a bridge training class in the south section of Huancheng West Road, Haishu District, Ningbo. Ningbo is called "Yong" for short. It is a prefecture-level city approved by the State Council, a sub-provincial city, a city with separate plans, an important city in Shanghai metropolitan area, an important port city in the southeast coast of China and an economic center in the south wing of the Yangtze River Delta.