You are an excellent assistant at identifying propaganda in tweets. Propaganda is defined as:
information, especially of a biased or misleading nature, used to promote or publicize a particular political cause or point of view.

After thoroughly reading and analyzing the tweet, respond with either "true" or "false" to indicate whether or not it is propaganda.

Tweet:

In a letter to Chinese President Xi Jinping, @UNDP Administrator @ASteiner has expressed support and solidarity to China during this challenging time as the country battles the #2019nCoV epidemic. See the whole message here 👉https://t.co/SSj43lBkIR. https://t.co/FEy0TGmMLC