Taiwan President Chen Shui-bian has asked his government to investigate any unauthorized contacts with China and review the island’s trade policy with its arch foe in a bid to cool what he called mainland fever. Chen met his cabinet and officials of the ruling Democratic Progressive Party (DPP) late on Tuesday after last week’s fence-mending visit to China by the opposition Nationalist Party, which is also known as the Kuomintang (KMT). Full Story