老鼠仓, a rat warehouse, is the popular name for trading on unpublished information obtained through one’s position, other than inside information, in breach of the rules.
The case of Ma Le, a fund manager at Bosera Asset Management, was reported as the largest of its kind in the country. He first received a suspended sentence. On December 11, 2015, on retrial, the Supreme People’s Court sentenced him to three years in prison and a fine of 19.13 million yuan.