Philippine Foreign Secretary Teodoro Locsin Jr, Malaysian Prime Minister Tun Dr Mahathir Mohamad, Myanmar State Counsellor Daw Aung San Suu Kyi, Vietnamese Prime Minister Nguyen Xuan Phuc, Indian Prime Minister Narendra Modi, Singapore Prime Minister Lee Hsien Loong, Thai Prime Minister GEN Prayut Chan-o-cha, Brunei Sultan Haji Hassanal Bolkiah, Cambodian Prime Minister Samdech Techo Hun Sen, Indonesian President Joko Widodo, Lao Prime Minister Thongloun Sisoulith
