Si Manan said Mo Yan won the prize. Who does the official mean by disgusting words?

Yu Hua. Si Manan, as an independent scholar, social critic and a representative of anti-pseudoscience in China, became famous in the Jianghu at the end of the 20th century for exposing magic cheats. In the 2nd/kloc-0th century, he became popular again for defending China's political system. When Mo Yan won the prize, he expounded his thoughts on Mo Yan's award-winning novels and criticized and refuted the disgusting remarks of Yu Hua's officials.