It is the second largest peninsular district in Macau after the civil parish of Nossa Senhora de Fátima.

[4][5] Previously the Air Macau head office was in the Edifício Tai Wah (大華大廈) in Sé.

The Macau government also operates the Centro de Saúde Porto Interior (海傍區衛生中心) in Hoi Pong Koi.

The conservatory's theater school is also in Sé, within the Edificio Jardim San On (新安花園).

[32] The main campus of the Macau Polytechnic University is also located in Sé.

The parish is home the Macao Public Library system's Library in Ho Yin Garden (Biblioteca do Jardim Comendador Ho Yin, 何賢公園圖書館).