Meanwhile, Noriega's regime had fostered a well-hidden criminal economy that operated as a parallel source of income for the military and their allies, providing revenues from drugs and money laundering. Toward the end of the military dictatorship, a new wave of Chinese migrants arrived on the isthmus in the hope of migrating to the United States. The smuggling of Chinese became an enormous business, with revenues of up to 200 million dollars for Noriega's regime (see Mon 167).