Yes, every country needs to do that. It is to safeguard the national security and the economics of the country. Such illegal businesses might impact the economy of the country in a very negative way.They should be removed. There are also migrants in the Philippines. They are from China. There many of them and they are operating an illegal businesses. They are traced by the authorities and the government ordered for their deportation or imprisonment. The illegal migrants in your country must also be deported.