The final of a military and martial arts competition for the People's Public Security commenced on Sunday at the 23/4 Square of Quang Nam's Tam Ky City.
1,700 athletes from 33 teams of police officers participated, with a further 250 mobile police officers also part of the competition.
A special police officer uses his mouth to lift up a 150 kg rock while walking through shards of glass barefoot.
A police officer puts his hands between stacks of bricks, as other officers use hammers to smash them.
A team of mobile police officers traverse obstacles to reach a group of drug dealers as part of a simulation.
The competition runs until Thursday.
Lieutenant general Nguyen Ngoc Toan, head of the Department of Party and Political Work under the Ministry of Public Security, said the competition was one of the measures used to improve the quality of the forces, including their military skills and martial arts.
"It helps improve combat capabilities for officers as the situations, requirements and missions to protect national security and maintain social order entail new challenges," he said.
Police officers in various performances at the competition in Quang Nam. Video by VnExpress/Dac Thanh