Mr. Wang Congbai, 62, was an employee of the No. 7 Construction Company of the China National Petroleum Corporation, was arrested by the Jiaozhuo "610 Office" because he distributed Dafa truth-clarification materials. He was detained at the Zhangjiatun brainwashing class. Mr. Wang was tortured by Wang Qiang and persons under him and was critically injured. He died after he was sent back home.