Over 20 people. In 2022, Lanping County Public Security Bureau arrested more than 20 criminal suspects in cracking down on criminal activities involving black and evil, including those suspected of robbery, trafficking in women and children, illegal possession of guns, theft, fraud and drug trafficking. The county public security bureau actively carried out in-depth publicity and education, strengthened social security management, strengthened crime prevention and control, maintained social security and stability, and ensured the safety of people's lives and property, making contributions to social security and stability.