Tourists visit "Nanyue Garden" during the "Guangdong Day" event at the Beijing International Horticultural Exhibition in Beijing, capital of China, July 11, 2019. The "Guangdong Day" event was held at the Beijing International Horticultural Exhibition on Thursday. (Xinhua/Ren Chao)

Tourists visit "Nanyue Garden" during the "Guangdong Day" event at the Beijing International Horticultural Exhibition in Beijing, capital of China, July 11, 2019. The "Guangdong Day" event was held at the Beijing International Horticultural Exhibition on Thursday. (Xinhua/Ren Chao)

Troupers perform lion dance during the "Guangdong Day" event at the Beijing International Horticultural Exhibition in Beijing, capital of China, July 11, 2019. The "Guangdong Day" event was held at the Beijing International Horticultural Exhibition on Thursday. (Xinhua/Ren Chao)

Artists perform puppet show during the "Guangdong Day" event at the Beijing International Horticultural Exhibition in Beijing, capital of China, July 11, 2019. The "Guangdong Day" event was held at the Beijing International Horticultural Exhibition on Thursday. (Xinhua/Ren Chao)

Tourists visit "Nanyue Garden" during the "Guangdong Day" event at the Beijing International Horticultural Exhibition in Beijing, capital of China, July 11, 2019. The "Guangdong Day" event was held at the Beijing International Horticultural Exhibition on Thursday. (Xinhua/Ren Chao)

Troupers perform Yue Opera during the "Guangdong Day" event at the Beijing International Horticultural Exhibition in Beijing, capital of China, July 11, 2019. The "Guangdong Day" event was held at the Beijing International Horticultural Exhibition on Thursday. (Xinhua/Ren Chao)