The office of New York Attorney General Letitia James on Wednesday sought relief from a real estate developer who “sold” 20 units in a five-story Brooklyn building he owned that were never authorized as condominiums.

In sum, Xi Hui “Steve” Wu stole at least $5 million from would-be buyers who were either Chinese immigrants or first-generation Chinese-Americans, a lawsuit filed by Assistant AG Nicholas Minella in state trial court read.