Streetdirectory.com Ai Tong School is located in Sin Ming, a district near Toa Payoh and bishan. Sin Ming District is both a residential area (HDB flats and luxury condos) and an industrial hub. Its industrial estate largely comprises automotive (i.e. Vicom Vehicle Inspection Centre, Vehicle & Transit Licensing Division etc) and taxis (i.e. Citycab and Comfort Transportation) businesses. There are several