U.S. supplier in China food scare takes aim at Shanghai regulator
January 07, 2015 at 10:50 AM EST
SHANGHAI, Jan 7 (Reuters) - U.S. food supplier OSI Group LLC, which came under fire in China last year over allegations it used out-of-date meat, has criticised the handling of the case by the local food regulator, a rare act in China where firms are usually careful not to openly challenge the authorities.