From June 1993 to September 2000, Zhang and his associates robbed a total of 22 stores in Chongqing, Hunan, Hubei, Yunnan and Guangxi, killing 28 people and wounding 23.

On November 27, 1997, Zhang robbed Changsha Friendship Mall, killing two people and stole gold jewelry worth 1.372 million yuan.

On September 1 of the same year, Zhang robbed a cash truck in Changde, killing seven people and stealing two small sub-machine guns and 20 bullets.

[3] Wen Qiang, then deputy director of the Chongqing Municipal Public Security Bureau, personally interrogated Zhang Jun.

[4] On April 14, 2001, Zhang Jun was sentenced to death by the First Intermediate People's Court of Chongqing for intentional homicide and robbery, and deprived of political rights for life.