Photo taken on Nov.18, 2020 shows a view of the city of Guangzhou, South China's Guangdong Province. The 10th Guangzhou International Light Festival is lighting the city from Nov. 18 to 29. As one of the world's top lighting events, the Light Festival has witnessed the development of Guangzhou city. (Photo/China News Service)

People enjoy a light show in Guangzhou, South China's Guangdong Province, Nov. 18, 2020. The 10th Guangzhou International Light Festival is lighting the city from Nov. 18 to 29. As one of the world's top lighting events, the Light Festival has witnessed the development of Guangzhou city. (Photo/China News Service)

People enjoy a light show in Guangzhou, South China's Guangdong Province, Nov. 18, 2020. The 10th Guangzhou International Light Festival is lighting the city from Nov. 18 to 29. As one of the world's top lighting events, the Light Festival has witnessed the development of Guangzhou city. (Photo/China News Service)

People enjoy a light show in Guangzhou, South China's Guangdong Province, Nov. 18, 2020. The 10th Guangzhou International Light Festival is lighting the city from Nov. 18 to 29. As one of the world's top lighting events, the Light Festival has witnessed the development of Guangzhou city. (Photo/China News Service)