With the popularity of smart phones and mobile internet，online tourism has entered the era of mobile tourism. In 2018，the scale of China’s mobile tourism users reached 620 million. The tourism industry began to transform the 2B industry internet. The OTA’s competition for offline traffic has become more intense. Mobile tourism companies are more deeply involved in destination development. Enterprises in different fields have cut into mobile tourism，and new forms of themes. There are endless streams of travel，and short videos have spawned a new platform for destination image dissemination. In 2019，exploring the deeper cultural needs of tourists，the application of artificial intelligence，and the increase of the “Smart Yunnan Tourism” model have become new trends in mobile tourism.