Zhengzhou Jingze Garden Tea City parking lot charges 1 yuan every hour after 2 yuan for the first hour. The parking lot of Zhengzhou Jingze Garden Tea City has a clear charging standard written on the signboard at the door, and the standard is that the first hour is 1 yuan every hour after 2 yuan. Therefore, the charging standard of Zhengzhou Jingze Garden Tea City parking lot is that the first hour is 1 yuan every hour after 2 yuan.