Philippine Foreign Affairs Secretary Alan Peter Cayetano shakes hands with Chinese Foreign Minster and State Counselor Wang Yi before their meeting in Beijing

Philippine Foreign Affairs Secretary Alan Peter Cayetano shakes hands with Chinese Foreign Minster and State Counselor Wang Yi before their meeting in Beijing

Philippine Foreign Affairs Secretary Alan Peter Cayetano, left, shakes hands with Chinese Foreign Minster and State Counselor Wang Yi, after he passed on a hand-written letter from President Rodrigo Duterte to Chinese President Xi Jinping during a meeting at the Diaoyutai State Guesthouse in Beijing, China March 21, 2018. Parker Song/Pool via REUTERS

April 2, 2018 3:22 PM (UTC+8)