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:

Nucleic acid test kits sent to Iran to thank their kind assistance to China since the outbreak of #COVID19. Epidemic knows no borders, but we know true friendship. @JZarif @IRIMFA_EN @AmbChangHua https://t.co/qaBkTGY5b9