Mayor Joseph Ejercito Estrada was invited to the 4th Meeting of Governors and Mayors of ASEAN Capital Cities Summit in Vientiane, Laos on November 15, 2016. On behalf of Mayor Estrada and the City of Manila, UDM President Ernesto P. Maceda, Jr., together with Regent Donna Z. Gasgonia, attended the said meeting.

The meeting was also attended by delegates from Bandar Seri Begawan, Phnom Penh, Jakarta, Kulala Lumpur, Rangoon, Singapore, Bangkok, Hanoi and Vientiane. The delegates discussed and shared experiences in developing peaceful and livable capital cities, with focus on the commitments and responsibility of the ASEAN capital cities towards an integrated association. The City of Manila will host the next meeting of Governors and Mayors of ASEAN Capital Cities in 2017.