 Parcels 19 and 20 when completed in 2007 will have 1,091 apartments, 336 units of single- and double-storey terrace houses, 86 semi-detached houses, 37 bungalows and 36 shop-offices.Proton City is also expected to be home to students and staff of the Sultan Idris Education University (UPSI), which a few years ago was known as Sultan Idris Teachers' College, one of the country's oldest teachers' training institutions.UPSI, occupying 800 acres (3.2 km²) within Proton City, is expected to have a student population of 20,000 within four years.