 In August 1979, a sister township of New Bombay was founded by the City and Industrial Development Corporation (CIDCO) across the Thane and Raigad districts to help the dispersal and control of Bombay's population.The textile industry in Bombay largely disappeared after the widespread 1982 Great Bombay Textile Strike, in which nearly 250,000 workers in more than 50 textile mills went on strike.Mumbai's defunct cotton mills have since become the focus of intense redevelopment.