It is hard to believe that the Chinese would have to resort to such aggressive language.
Just in case there are any readers are still a little perplexed or indeed would like to know more about the mythical pig please read on.
Su likened the U.S. criticism to Zhubajie, a pig in a classic Chinese novel, which in a traditional saying preens itself in a mirror.
"It has no measures or actions to show for itself, and instead it criticizes China, which is actively taking measures and actions," Su said of the United States.
UK readers of a certain age may well remember the always excellent TV programme "Monkey" where the mythical pig appears regularly.