Why did China people be allowed to study in western countries in the late Qing Dynasty?

Western powers and the Qing Dynasty were not in a state of war for a long time. More often, the two sides live in peace.

/kloc-the late 0/9th century is the heyday of free trade. Businessmen and intellectuals feel a little beyond national boundaries. No country is absolutely antagonistic. Although big countries compete with each other, trade is open. It was not until Germany's provocation before World War I that the door of free communication between the two groups was closed.

For example, in this era, people have almost no passports (things like passports have existed in the east and west for a long time) and no visas. They believe that the free movement of people can strengthen communication. The number of immigrants in this era is terrible. Americans proposed the Chinese Exclusion Act because of the influx of immigrants from China. On the contrary, it is not easy for foreigners to come to China. The Qing government strictly controlled foreigners, and there were regulations on how many provinces they could go to. At the end of 19, there were two.