The Beijing International Horticultural Expo will end next week, but the event is seeing an increasing number of visitors during the week-long National Day holiday. Apart from a huge collection of plants, flowers and eye-catching pavilions, homegrown cultural and creative products are also attracting a lot of attention. The expo also showcases creative and cultural products from Beijing. Life-like Peking opera dolls are among the most popular souvenirs, covering a wide range of classic characters, like Yang Guifei, one of the Four Beauties of ancient China, and so on. So how the International Horticultural Expo combines culture and tourism? Liu Chunsheng, associate professor at the Central University of Finance and Economics, gives his insight.