Today, it’s quite a common phenomenon that more and more people from the countryside go to big cities to work. In some v

Today, it’s quite a common phenomenon that more and more people from the countryside go to big cities to work. In some v

In recent years, more and more migrant workers have moved into big cities and they have been making great contributions

In recent years, more and more migrant workers have moved into big cities and they have been making great contributions