Introduction to the East District Main Building: The East District Main Building consists of three parts: "West Main Building", "East Main Building" and "Central Main Building". They are connected into a whole by four "crossing buildings". They are tall and sturdy in structure, with a total construction area of ​​76,871 square meters. They are one of the campus masterpieces designed by teachers and students from multiple majors of Tsinghua University after the founding of the People's Republic of China in conjunction with their graduation project work. .