"The anti-China forces in the United States hit it off with Tsai Ing-wen, openly supporting Tsai Ing-wen's 'Taiwan independence' provocation, and attempting to set up obstacles to China's reunification, curb China's development and progress, and obstruct the great rejuvenation of the Chinese nation by playing the 'Taiwan card'." Zhu Songling, professor of the Institute of Taiwan Studies at Beijing Union University, stressed: The historical context of the Taiwan issue is clear, and the historical and legal facts of Taiwan as a part of China cannot be questioned.