Does Xuzhou belong to Huanghuai or something?

Xuzhou is located in the northwest of Jiangsu province, east longitude11622 ′ ~11840 ′, north latitude 33 43 ′ ~ 34 58 ′. The east-west length is about 2 10/0km, and the north-south width is about140km, with a total area of11258km2, accounting for 1 1% of the total area of Jiangsu Province. Except for a few hills in the central and eastern regions, most of them are plains. The elevation of hilly land is generally around 00-200m, and the hilly area accounts for 9.4% of the city. Hills and mountains are divided into two groups. One group is located in the middle of the city, with different mountain heights. Dadong Mountain in the northeast of Tongshan County is the highest peak in the city, with an altitude of 36 1 m. The other group is located in the east of the urban area, with the highest point of Maling Mountain in the north of xinyi city, with an altitude of 122.9 meters. The general topography of the plain decreases from northwest to southeast, with an average slope of 1/7000- 1/8000. The plain accounts for about 90% of the total land area, and the altitude is generally between 30 and 50 meters.

Xuzhou is located in the lower reaches of Yi, Shu and Si, a tributary of the ancient Huaihe River, with the old course of the Yellow River as the watershed, with Yi, Shu and Si in the north and Sui and An in the south. Rivers crisscross, and lakes, swamps and reservoirs are all over the country. The abandoned Yellow River runs through the east and west, and the Beijing-Hangzhou Grand Canal runs through the north and south, with Yishui, Shushu waters and Roman Lake in the east and Xia Xing, Dasha River and Weishan Lake in the west. There are 2 large reservoirs, 5 medium reservoirs and 84 small reservoirs, with a total storage capacity of 336.5438 billion cubic meters. There are many water conservancy facilities such as bridges, culverts, canals and gates, and a water network system with multi-functions such as flood control, irrigation, shipping and aquatic products has been initially formed.

Xuzhou has a warm temperate and semi-humid monsoon climate with four distinct seasons, no heat in summer and no cold in winter. Annual temperature 14℃, annual sunshine hours 2284-2495 hours, sunshine rate 52%-57%, annual frost-free period 200-220 days, annual precipitation 800-930 mm, and rainy season precipitation accounts for 56% of the whole year. Excellent climatic resources are conducive to crop growth. The main meteorological disasters are drought, flood, wind, frost, freezing and hail. The climate is characterized by four distinct seasons, abundant sunshine, moderate rainfall and both rain and heat. Among the four seasons, spring and autumn are short, winter and summer are long, the weather in spring is changeable, summer is hot and rainy, autumn is crisp, and cold waves frequently strike in winter.

Xuzhou is located at the intersection of north and south, and there are legends of heroic beauty in history. Lakes and mountains, combining rigidity with softness, the natural scenery has both the abrupt atmosphere in the north and the beauty of Zhong Ling in the south. Here the mountains are surrounded by water, and the hills are four in one. Mountains surround the city and the city is surrounded by mountains. The landscape features are very obvious. So the Yellow River passes through the city, and the Grand Canal flows alongside the city. It has always been known as "the key to the north and the gateway to the south", and has been a battleground for military strategists since ancient times, and is known as the "thoroughfare of five provinces"