特朗普再次延长TikTok禁令执行，外交部回应

Group 1 - The article discusses the extension of the TikTok ban by the U.S. President Trump until December 16, indicating ongoing tensions between the U.S. and China regarding technology and data security [1] - It highlights the importance of high-level diplomatic interactions, emphasizing that such engagements play a crucial role in guiding U.S.-China relations [1] - The Chinese spokesperson did not provide specific details regarding the upcoming call between the two heads of state, indicating a level of uncertainty in diplomatic communications [1]