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:

Pleased to learn 20k masks donated to #LACity by Shanghai municipal government arrived last weekend. Local Chinese community groups &amp; businesses also donated supplies to #LACounty. Chinese people stand in solidarity with American people in combating #COVID19. Let's work together. https://t.co/WiQp0NkE57