A real Chinese blockade of Taiwan would be an act of war and have far-reaching consequences for international trade, Defence Minister Wellington Koo said on Wednesday after drills by China last week practiced such a scenario.

A Chinese aircraft carrier group sailed through the Taiwan Strait on Wednesday, Taipei's defense chief said, a day after Beijing held a live-fire exercise near the self-ruled island.

Taiwan's government offered rare details on Tuesday of its wartime food plan, saying it is taking monthly inventories of crucial supplies like rice and making sure they are properly stored across the island in case of a Chinese blockade.

Taipei said Wednesday it had detected a Chinese aircraft carrier group sailing towards waters separating Taiwan and China, a day after Beijing held a live-fire exercise near the self-ruled island.

Series of plans would ensure food distribution and energy supply remain undisturbed during potential Chinese military blockade