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:

"#OneCountryTwoSystems" is the creation &amp; heritage of Mr. Deng Xiaoping. The law will ensure its full &amp; faithful implementation and long-term prosperity and stability in Hong Kong. This is China living up to its international obligations and responsibilities.