Visitors inquire about Jingning apples at an exhibition in Pingliang, Gansu province. [Photo/WeChat account: jningningfabu]

Recognized as a geographical indication product by both China and the European Union, "Jingning Apple" has a brand value of 18.1 billion yuan ($2.67 billion). It is sold across China and exported to over 30 countries and regions, making it a calling card for China's agricultural exports.