The director of the National Sports General Administration Volleyball Management Center, Li Quanqiang, has been investigated by the sports bureau for serious violations of discipline and law. Li Quanqiang's investigation two years after his retirement has also raised doubts among the public about Lai Yawen. After all, in the volleyball management center, Lai Yawen was once the second-in-command, and within nine years, two consecutive directors of the department were investigated and removed from office, which has made the volleyball management center itself a controversial place. After two "leaders" were investigated and dealt with, Lai Yawen, as the top leader, instead joined the coaching team to serve as an assistant coach to Cai Bin, which is indeed confusing. After all, Lai Yawen is Cai Bin's superior, and now helping out is not without suspicion. It must be said that whether it is Pan Zhichen, who is not a professional sports person but a private teacher, or Li Quanqiang, a sports person, they have both received widespread recognition from society. The former once served as the deputy director of the General Administration's Competitive Sports Department, while Li Quanqiang held office for 10 years. It can be seen that both sides belong to the intertwined corrupt forces. Now that both sides have been investigated and dealt with one after another, it is inevitable to make people suspicious. When Pan Zhichen was in charge, he was very resistant to media interviews. The external reason was that he was not a professional and it was difficult to describe clearly. Li Quanqiang, on the other hand,…