China's military will begin "combat training activities" from Saturday on its side of the border with Myanmar, it said on social media, a day after a convoy of trucks carrying goods into the neighbouring Southeast Asian nation went up in flames.
China was due to hold live-fire drills on Monday to round off three days of military exercises in response to Taiwan's president meeting with the US House speaker.
Taiwan's defence ministry said it had detected 11 Chinese warships and 59 aircraft around the island on Monday, as Beijing's war drills entered their third day.
China's three-day military drills dubbed "Joint Sword" have seen warships and fighter jets simulate targeted strikes on self-ruled Taiwan in response to the island's president meeting the US House speaker.