Chinese President Xi Jinping, right, and Vietnam's President To Lam walk out of a signing ceremony at the Great Hall of the People in Beijing Monday, Aug. 19, 2024. (Andres Martinez Casares/Pool Photo via AP)
Chinese President Xi Jinping, right, and Vietnam's President To Lam attend a welcome ceremony at the Great Hall of the People in Beijing Monday, Aug. 19, 2024. (Andres Martinez Casares/Pool Photo via AP)
Vietnam's President To Lam, center, applauds during a signing ceremony at the Great Hall of the People in Beijing Monday, Aug. 19, 2024. (Andres Martinez Casares/Pool Photo via AP)
Chinese President Xi Jinping, front right, and Vietnam's President To Lam, front left, arrive for a signing ceremony at the Great Hall of the People in Beijing Monday, Aug. 19, 2024. (Andres Martinez Casares/Pool Photo via AP)
Vietnam's President To Lam attends a meeting with Chinese President Xi Jinping at the Great Hall of the People in Beijing Monday, Aug. 19, 2024. (Andres Martinez Casares/Pool Photo via AP)
Chinese President Xi Jinping, right, and Vietnam's President To Lam shake hands after a signing ceremony at the Great Hall of the People in Beijing Monday, Aug. 19, 2024. (Andres Martinez Casares/Pool Photo via AP)
Chinese President Xi Jinping attends a meeting with Vietnam's President To Lam, unseen, at the Great Hall of the People in Beijing Monday, Aug. 19, 2024. (Andres Martinez Casares/Pool Photo via AP)
Chinese President Xi Jinping, center left, walks next to Vietnam's President To Lam as they pass by the honor guard during a welcome ceremony at the Great Hall of the People in Beijing Monday, Aug. 19, 2024. (Andres Martinez Casares/Pool Photo via AP)
Chinese President Xi Jinping, left, walks next to Vietnam's President To Lam as they pass by the honor guard during a welcome ceremony at the Great Hall of the People in Beijing Monday, Aug. 19, 2024. (Andres Martinez Casares/Pool Photo via AP)
Honour guard members parade during a welcome ceremony for Vietnam's President To Lam at the Great Hall of the People in Beijing Monday, Aug. 19, 2024. (Andres Martinez Casares/Pool Photo via AP)
Chinese President Xi Jinping, third left, walks next to Vietnam's President To Lam, second right, attend a meeting at the Great Hall of the People in Beijing Monday, Aug. 19, 2024. (Andres Martinez Casares/Pool Photo via AP)