China athletes parade during the opening ceremony of the Asian Games 2018 at Gelora Bung Karno Stadium on August 18, 2018 in Jakarta, Indonesia. (Photo: VCG)

China athletes parade during the opening ceremony of the Asian Games 2018 at Gelora Bung Karno Stadium on August 18, 2018 in Jakarta, Indonesia. (Photo: VCG)

Fireworks explode over Gelora Bung Karno Main Stadium during the opening ceremony of the Asian Games on August 18, 2018 in Jakarta, Indonesia. （Photo: VCG）

Delegation of the Democratic People's Republic of Korea (DPRK) and South Korea march together with a unified Korean flag during the opening ceremony of the 18th Asian Games at Gelora Bung Karno (GBK) Main Stadium in Jakarta, Indonesia, Aug. 18, 2018.（Photo: VCG）

Fireworks explode over Gelora Bung Karno Main Stadium during the opening ceremony of the Asian Games on August 18, 2018 in Jakarta, Indonesia. （Photo: VCG）

A performance is staged during the opening ceremony of the 18th Asian Games at Gelora Bung Karno (GBK) Main Stadium in Jakarta, Indonesia, Aug. 18, 2018. （Photo: VCG）

Dancers perform during the opening ceremony of the 2018 Asian Games at the Gelora Bung Karno main stadium in Jakarta on August 18, 2018. Dancers perform during the opening ceremony of the 2018 Asian Games at the Gelora Bung Karno main stadium in Jakarta on August 18, 2018. (Photo: VCG)