Listen to the Sinica podcast. It covers China-related topics "without fear nor favor". You'll here politicians and experts talk about the increasing, and often baseless, hostility of Western media over the past 5 years.
* lying in official diplomatic relationships between countries is rather rare
* within countries, democratic leaders are much more likely to lie to their population than autocrats
* countries with imperial ambitions and long-distance ventures lie more often than others
* within great powers, the depiction of the rival great powers is especially lie-ridden
In other words, for a person living in the US - it's likely that whatever US news sources tell you about China (or Russia) is mostly lies or exaggerations