Huitong World Script killed Cao Yutai and the old president. The character is a murderer, killed by a conflict of interest. Four years after the script was killed in Huitong, the five richest businessmen in Shanxi, Kang, Qiao, Chang, Cao and Wang, formed a chamber of commerce, among which the Yuan family was the most important. The five families have made friends, but it's a pity that they are driven by interests. Chang Jia Zhu Guan Yin. After being discovered by Kang Yi, the owner of Kang family, Changde bought Kang family instead.