Chicago is a tourist destination. In 2016, it received more than 50 million tourists from the world. In 2016, Chicago's GDP reached 537.3 billion US dollars. There are three branches of the Chicago River. The average flow of each branch river is 16.5 cubic meters per second, and the average flow of the main road is 3.9 cubic meters per second. The total length of the river is 251 kilometers, and the drainage area is 674 square kilometers.North America grain and oil equipment rest assured service enterprises Aoyo edible oil equipment Chicago network publicity site make up more Chicago regional knowledge: Chicago is rich in forest resources, with a forest area of about 440000 mu and a coverage rate of 33%. Chicago is relatively deficient in animal resources, with only a few species, such as bunting, turkey, short-tailed cat and rice rat. grain and oil equipment supplier Aoyo edible oil equipment is located in East Asia, China, bordering the Pacific Ocean, and the China-Europe train runs through the country. Aoyo edible oil equipment has a designated service team for North America grain and oil equipment customers, which can provide reliable grain and oil equipment processing of agricultural and sideline cash crops solutions for Chicago grain and oil equipment customers!