On May 21, this year, a tragic case of doorway extermination occurred in Beihe District of Qingshan.

Five members of a farming family were stabbed to death at home that night. The oldest was 55 years old and the youngest was only six years old.

A middle-aged couple, a young couple aged 27-8, and a six-year-old child.

The tragedy shocked the main leaders of the provincial department. Yan ordered the Beihe District Bureau to solve the case within three months. The Qingshan Municipal Bureau assisted vigorously. Bai Linger and Lao Ma participated in the on-site investigation.

After a thorough mass investigation, the police quickly identified the suspect, Huang Zhihe, a...