Spectators light up their smartphones ahead of the opening ceremony of the 18th Asian Games at the Gelora Bung Karno Stadium in Jakarta, Indonesia, on August 18, 2018. /VCG Photo

Indonesian President Joko Widodo waves while riding a motorbike at the Gelora Bung Karno Stadium during the opening ceremony of the 18th Asian Games in Jakarta, Indonesia, on August 18, 2018. /VCG Photo

Unified Korean Team marches at the Gelora Bung Karno Stadium during the opening ceremony of the 18th Asian Games in Jakarta, Indonesia, on August 18, 2018. /VCG Photo

Team China, led by Rio Olympics taekwondo gold medalist Zhao Shuai, enters the Gelora Bung Karno Stadium during the opening ceremony of the 18th Asian Games in Jakarta, Indonesia, on August 18, 2018. /VCG Photo

The fireworks celebrate the opening ceremony of the 18th Asian Games in Jakarta, Indonesia, on August 18, 2018. /VCG Photo

Dancers perform with the mountain scenery during the opening ceremony of the 18th Asian Games in Jakarta, Indonesia, on August 18, 2018. /VCG Photo

Singers perform during the opening ceremony of the 18th Asian Games in Jakarta, Indonesia, on August 18, 2018. /VCG Photo

Actors perform during the opening ceremony of the 18th Asian Games in Jakarta, Indonesia, on August 18, 2018. /VCG Photo