China has executed a mining tycoon found guilty of murder and running a `` mafia-style '' organization . Zhou Yongkang , May 2014 , the former chairman of Hanlong Group , was executed along with his brother , Liu Han , and two associates . He was linked to former security czar Zhou Yongkang - the most senior official snared in Hong Kong 's anti-corruption campaign .
China has executed a mining tycoon found guilty of murder and running a `` mafia-style '' organization . Liu Han , 48 , the former chairman of Hanlong Group , was executed along with his brother , Liu Wei , and three associates . He was linked to former security czar Zhou Yongkang - the most senior official snared in China 's anti-corruption campaign .