KFC workers attend to a customer at a KFC outlet in Beijing April 2, 2007. Chinese authorities have increased pressure on McDonald's, KFC and Pizza Hut, with the official trade union threatening legal action against the fast-food giants if they are found to have underpaid workers. McDonald's and Yum Brands Inc., owner of the KFC and Pizza Hut chains, have both denied wrongdoing and said they follow China's labour regulations. [Reuters]

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