[1] Bai Baoshan committed his first crime in 1983, serving 13 years of a 15-year sentence in prison for robbery and assault.

Using a semi-automatic firearm previously stolen from a police officer, Bai injured two civilians and four others severely.

In July 1996, he raided a military base in Xushui, killing a soldier and taking his automatic rifle with him.

Bai later robbed and killed a cigarette dealer and injured three others near Deshengmen in Beijing in December 1996.

Eleven days later in Ürümqi, together with Wu Ziming, he killed a total of ten more people, including two policemen, and stole 1.4 million renminbi.