This is our main site and there are three multi-level buildings accommodating over 1000 students.
Students at the primary school have classes in the Cambodian national curriculum each weekday from 7:45 am to 11:00 am. From 1:00 pm to 4:00 pm students study English. Stung Meanchey is also the site for the PIO high school. Following approval from the Ministry of Education, Youth and Sport in 2016 PIO provides high school classes for students in Grades 7 - Grade 12. The students follow a curriculum comprising 14 subjects, exactly the same as in public schools.
The PIO school at Borey Keila provides classes from at four levels from kindergarten to Level 4. As at Stung Meanchey school, At present there are over 200 children studying for 3 hours per day, five days a week. When they are not attending PIO they study at public schools.