According to the latest issue of Chinese Journal of Discipline Inspection and inspection, Sun Zhengcai seemingly believes in Marxism-Leninism, but vigorously slanders them in private ; he orally strengthens the "four convictions", but privately regards himself as "China's youngest political figure". As a backstabbing person, he puts personal claim beyond the spirits of the Party Central Committee and seriously undermines the centralized and unified leadership of the CPC.