Xiao Hongbin, chairman of Shanghai Dadongjiang Company, was prosecuted for illegal business operation in 2000. The suspected amount is 6.2266 billion yuan. This case is an organized and premeditated foreign exchange fraud case by a criminal gang in three places across the Taiwan Strait, involving Sanya, Shanghai and Tianjin. Its mastermind is Xiao Hongbin, the legal representative and chairman of Shanghai Dadongjiang Industrial Company, who organized funds to defraud foreign exchange. Chen Yueliang and Li Shanping are its senior assistants in Hainan.