A visitor views an image album of world heritages during the Asian Culture and Tourism Exhibition held in Beijing, capital of China, May 16, 2019. (Xinhua/Jin Liangkuai)

People visit the Asian Culture and Tourism Exhibition held in Beijing, capital of China, May 16, 2019. (Xinhua/Jin Liangkuai)

People visit the Asian Culture and Tourism Exhibition held in Beijing, capital of China, May 16, 2019. (Xinhua/Jin Liangkuai)

A staff (L) introduces local specialties to visitors at Yunnan exhibition booth during the Asian Culture and Tourism Exhibition held in Beijing, capital of China, May 16, 2019. (Xinhua/Cai Yang)

Indian performer demonstrates yoga skills during the Asian Culture and Tourism Exhibition held in Beijing, capital of China, May 16, 2019. (Xinhua/Jin Liangkuai)

People visit Cambodian exhibition area during the Asian Culture and Tourism Exhibition held in Beijing, capital of China, May 16, 2019. (Xinhua/Cai Yang)