Tsinghua University. According to official website, Ministry of Education, Tsinghua University has the largest number of exchange students every year. Exchange students (English name: exchangestudent) is also called the inter-school student exchange program. The purpose of "student exchange" is to enhance mutual understanding and respect between people in different regions and countries, and to cultivate young people's world outlook. Beginning after the Second World War, its main purpose is to strengthen exchanges between different countries in the world, enhance understanding, cultural exchanges and academic exchanges between countries, and promote friendly exchanges between countries.