Introduction to Zhang Baogao Memorial Tower: Zhang Baogao Memorial Tower is located on the top of the lotus and was built with donations from the Korean Federation of World Ethnic Groups. The inauguration ceremony was held on July 24, 1994. The tower base is 19 meters long, 16 meters wide and 1.8 meters high. The tower is 15 meters high and is entirely made of Shidao red chopped ax stone.