Li Zhuang, who is still serving his sentence in Chongqing, was suspected of two crimes: contract fraud and hindering the prosecution as a defender. In a criminal case that Li Zhuang represented in Chongqing, he obtained the property of the parties by fraudulent means, which amounted to a large sum of money, suspected of contract fraud. According to investigation, in a case that Li Zhuang represented in Liaoning, he induced the witness to issue false written testimony; in a case he took in Shanghai, he induced the witness to change testimony and make a false testimony on the stand, suspected of hindering the prosecution as a defender.