Founded by Lou Kau, I On Company was a famous place for entertainments in Macao during the end of the Qing Dynasty. It was firstly located next to the “Sup Lok Chu” building in Rua de So Loureno and subsequently moved to Travessa da Felicidade, which gave the alley a second name, Rua I On, over time. The so-called “Three Streets of the Red-Light District” in the past were Rua I On, Beco da Felicidade and Rua da Felicidade.
Address: Rua I On, Macao
Bus route: 2、6、7、18A、19、3、3A、3X、8A、10、10A、11、18、21A、4、5、26A、33