What are the characteristics of Huaihe River system?

1, the north and south poles of the tributary of Huaihe River system are asymmetrical. North shore tributaries are many and long, flowing through Huanghuai Plain; The tributaries on the south bank are few and short, flowing through mountains and hills;

2. The Huaihe River system is bounded by the waste Yellow River, which is divided into two major water systems, the Huaihe River and the Yishu Sihe River, and is connected to Xu Hong by the Beijing-Hangzhou Grand Canal, Hu Aishu Xinhe;

3. Huaihe River is the third largest river in China, which originates from Tongbai Mountain in Henan Province and flows through Henan, Hubei, Anhui and Jiangsu provinces.

Huaihe River is one of the main rivers in the east of China.

5. The lower reaches of Huaihe River can be protected against 1954 flood, which is equivalent to the flood control standard of once every 50 years.