His starting of settlements on an island in what is now Hong Kong is still considered a significant achievement, "for establishing commercial agreements with the Chinese [and for] maintaining the peace".
[1] In May 1513, Álvares sailed under the Portuguese Malacca captain Rui de Brito Patalim in a junk from Pegu.
Soon after this, Afonso de Albuquerque, the Viceroy of the Estado da Índia dispatched Rafael Perestrello—a cousin of Christopher Columbus[4]—to seek trade relations with the Chinese.
Braga, Álvares "learned about China’s culture, religion, finances, and military, valuable information for King Manuel I".
[1] Although the manner of his death was not recorded, Tamão was attacked in 1521 by the Chinese navy; it was abandoned and the Portuguese fled to Malacca, in Malaysia.