A man has his temperature checked as he pays for his ticket for a night of heavy metal concerts at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

Bassist Liu Zheng of the Chinese folk-metal band Dream Spirit performs at the Wukesong Mao livehouse in Beijing, China, February 24, 2019.

Wang Xiao and Li Que of the black metal band Bliss-Illusion perform at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

Shui Shu of the black metal band Bliss-Illusion applies his make-up before playing a concert at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

Zhang Xiao Song of the black metal band Bliss-Illusion checks his make-up before playing a concert at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

Shui Shu of the black metal band Bliss-Illusion holds prayer beads as he performs at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

Heavy metal musicians talk before their concerts in the backstage area at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

Shui Shu, Li Que and Wang Xiao of the black metal band Bliss-Illusion rehearse at their studio following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 11, 2020.

Shui Shu of the black metal band Bliss-Illusion performs at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

People arrive for a night of heavy metal concerts at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

Shui Shu of the black metal band Bliss-Illusion performs at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

Members of the Chinese folk-metal band Dream Spirit Zhang Yao, Peng Lian Jing, Wang Bao, Shun Zi, Liu Zheng and Li Shun pose for a picture before their performance at the Wukesong Mao livehouse in Beijing, China, February 24, 2019.

Zhang Xiao Song of the black metal band Bliss-Illusion has his make-up done before playing a concert at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

People arrive for a night of heavy metal concerts at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

Shui Shu of the black metal band Bliss-Illusion prepares a container of incense before playing a concert at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

Keyboard player Zhang Yao of the Chinese folk-metal band Dream Spirit performs at the Wukesong Mao livehouse in Beijing, China, February 24, 2019.

Fans attend a night of heavy metal concerts at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

Members of the heavy metal band Nightmare Spirit do their make-up before playing a concert at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

Li Shun, Shun Zi and Wang Bao of the Chinese folk-metal band Dream Spirit perform at the Wukesong Mao livehouse in Beijing, China, February 24, 2019.

People dance during a concert of the heavy metal band Ephemerality at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.

People dance during a heavy metal concert at Omni Space following an outbreak of the coronavirus disease (COVID-19) in Beijing, China, August 14, 2020.