The first hour, 5 yuan. The parking lot of Kunshan Library is located in Qianjin Middle Road, Kunshan City, Suzhou. Small cars, medium-sized cars and medium-sized cars stop in 5 yuan within the first hour, then 2 yuan every half hour, 5 yuan within the first hour of parking in the second-class area, then 2 yuan, 5 yuan/time, 65,438 yuan +00 yuan/time, 4 yuan within the first hour of parking on the ground, and then 65,438 yuan +0 yuan per hour.