(၂) စမ်းချောင်း; formerly, St. Philomena's High School; commonly known as Sanchaung 2 High School), located on Pyay Road, Sanchaung township, is a public high school in Yangon.

The school's main colonial era building, in its 13-acre (5.26 hectare) campus, is a landmark protected by the city, and is listed on the Yangon City Heritage List.

[1] Mahar Myaing Building မဟာမြိုင်ဆောင် (commonly known as အပေါ်‌‌ကျောင်း) was built on December 8th 1926.

Malar Myaing Building မာလာမြိုင်ဆောင် (commonly known as ‌အောက်ကျောင်း) was built in 1938.

The school produced the top ranked students in 2009, 2010,[2][3] 2013, and 2014 [4][5] at national college matriculation examinations.