SURPRISE!A source said that Trump’s open acknowledgment of the call on Twitter caught Tsai’s staff unprepared, as the Presidential Office had kept it under wraps
Taipei Times
Date: Dec 05, 2016
By: Stacy Hsu / Staff reporter
The Presidential Office yesterday urged the public to refrain from speculation following reports that 
“Regarding media reports today [yesterday] that the president plans to meet with president-elect Trump and his team during a state visit next month, they are all just wild speculation,” the office said in a statement.
Details of any overseas state visit by Tsai or Vice President Chen Chien-jen (陳建仁) would be made public after they are confirmed and finalized, it added. [FULL STORY]