What does the World Trade Center do?

Its main business is to control international trade such as import and export, and is responsible for the development of American international trade, accounting for 15% of American import and export trade. In addition to trading companies, there are also public and private institutions, such as transportation companies, communication agencies, banks, insurance companies, customs and so on. All activities related to trade and ports are concentrated here. Among them, the famous "Window of the World" hotel is on its 103 floor, with about 1200 enterprises in the center, employing more than 50,000 people and receiving up to 8 visitors every day.