Delegations from Vietnam’s Dien Bien Provincial Border Guard and China’s Mengzi Regional Border Guard of the Chinese People’s Liberation Army on March 20 jointly held a ceremony to launch the 2026 bilateral patrol at Border Marker No. 3 along the Vietnam–China border.

Border guards stationed in Vietnam’s northern province of Ha Giang coordinated with their counterparts in China’s Yunnan province to hold a joint patrol along the two provinces' shared border on March 22.