Mao Jiatai's disposable cups ought to runneth over. In 2002, says the entrepreneur from western China's Sichuan province, his private company made and sold $2.5 million worth of paper containers for food and beverages. He has four production lines making paper cups in hangar-like buildings, and 20 young women from the countryside toil in the yard beside them, pasting labels for White Family Potato Noodles onto single-serving bowls. Business has never been better. Yet Mao, like so many other owners of private companies in China, can't get funding to take his firm to a higher level.
Last year Mao wanted to...