Sept. 15 (UPI) -- Two Chinese nationals could spend decades in jail for targeting U.S. investors in a predatory "pump-and-dump" scheme to allegedly rake in millions on artificially-inflated stock prices. An indictment unsealed Thursday in Virginia's eastern district charged "foreign actors" Lai Kui Sen and Yan Zhao in a "complex" securities fraud scheme that weaponized the stock of Ostin Technology Group Co. Ltd. from April to June to allegedly target American retail investors and net over $100