Input (grade 13): Taichung County controlled three township-level cities (ç # è 1\/2 å), five urban townships (é), and 13 rural townships (é), which, at the time of the merger with Taichung City, were converted into 21 districts of the new municipality.
Output (grade 8): Taichung County controls three township-level cities (ç # è 1\/2 å), five townships (é), and 13 rural townships (é).