China carries out live-fire exercises in drill encircling Taiwan - military / China is infiltrating Taiwan's armed forces / Taiwan's youth volunteer corps scheme in limbo over wartime combat fears / China holds large military exercises surrounding Taiwan to warn against independence / China holds large naval and air force exercises surrounding Taiwan and its outlying islands / Taiwan volunteers fight rise in whale and dolphin strandings / Taiwan shifts focus of annual military exercise to test units' ability to operate without orders from top / China begins large military exercises around Taiwan after new president sworn in