China vows 'countermeasures' after $2 bln US arms sale to Taiwan

China plans to take countermeasures in response to the United States' $2 billion arms sale to Taiwan. This package includes advanced air defense missile systems. Beijing strongly opposes these sales and urges the U.S. to stop arming Taiwan. Taiwan welcomes the support and vows to protect its homeland against Chinese threats. The situation escalates tensions in the Taiwan Strait.