Haihe River is the largest water system in North China and the mother river of Tianjin, which breeds Tianjin culture. Through Mr. He Zhihua's narration of the history and culture of Haihe River, this lesson leads us to learn the ferry culture of Tianjin, which has developed since the Qing Dynasty, as well as the repair and demolition of various types of bridges in different periods due to economic development or geographical locations. The Haihe River, known as the Royal River, nourishes the people and plants on both sides, witnesses the historical development of Tianjin and makes great contributions to the life of Tianjin people.