83.33%。 According to the information query of secondary school enrollment rate released by Rugao Education Bureau, in 20021year, there were 6 18 students in Rugao No.1 Middle School and 5 15 undergraduate students, with an undergraduate enrollment rate of 83.33%, ranking first among vocational schools above designated size in the province (with more than 300 undergraduate students enrolled). Rugao, also known as Luogao and Luoshui, is a county-level city managed by Nantong in the east of Jiangsu Province and the north bank of the Yangtze River in China. It is located in the Shanghai metropolitan area of the Yangtze River Delta, near the Yellow Sea.