A screengrab taken from the video.
In the presence of North Korean leader Kim Jong Un and his sister and adviser Kim Yo Young, soldiers displayed a martial arts exhibition dedicated to defence.
A smiling Kim watched a man lying on broken bottles with a concrete block resting on his chest before it was smashed with a hammer, according to images broadcast by state television on Tuesday.
“These soldiers, who were incubated and trained by our Party, showed the whole world strength, courage and morale of the Korean People's Army,” said Ri Chun, famous television presenter and spokesperson for the regime.
She stressed that the participants drew their strength from “our dear leader Kim Jong Un.
This comes as part of a "resistance show" organised by the North Korean army during this defense exhibition, which constituted an occasion to present the weapons of this nuclear state, including the ICBM which was revealed last year during a military parade.
Other soldiers, some wearing military uniforms and others shirtless, broke several layers of bricks with fists or the head, and others were beaten with hammers on the arms or hands.
The North Korean leader followed the show, applauding and smiling, and was surrounded by officers and his sister Kim Yo Jong, appointed at the end of September to head the country's highest executive body.
North Korea has a long history of martial arts for self-defense, and was first and foremost the birthplace of Taekwondo, the art of self-defence.
Opening the exhibit on Tuesday, the North Korean leader said the United States was the "root cause" of the instability on the Korean Peninsula.
The parade was held on the anniversary of the founding of the ruling party in Pyongyang.
Thursday’s missile tests were the first since Kim and US President Donald Trump agreed to resume nuclear talks during an impromptu meeting last month in the demilitarised zone between North and South Korea.
Xi is the first Chinese president to visit North Korea in 14 years, after relations between the Cold War era allies deteriorated over Pyongyang's nuclear provocations and Beijing's subsequent backing of UN sanctions.
North and South Korea on Saturday struck different notes as they marked the first anniversary of a summit between their leaders that fuelled a whirlwind of diplomacy which has died down amid deadlock over Pyongyang’s denuclearisation.
North Korea is angry and anger is one letter short of danger. The beginning of joint exercises between the US and South Korea has infuriated Pyongyang so much that it has threatened to carry out more weapons tests, even after it fired its fourth pair of projectiles in less than two weeks.
Governor Sindh Imran Ismail has said that the Pakistan Pavilion in the Expo 2020 Dubai is one of the best pavilions and appreciated the team who made it, which incorporates the country’s culture, heritage, places and people.
With economies either slowly or quickly picking up and the jobs landscape changing in connection with the Novel Coronavirus (COVID19) pandemic, Philippine government officials led by Labour and Employment Secretary Silvestre Bello III shall push for much better protection and welfare conditions of overseas Filipinos (OFs).
The two honoured people returned a wallet containing sums of money and official documents to the Transport Security Department in the Criminal Security Sector that they found at the main bus-station in Abu Dhabi.