Vegetables and fruits cultivated by ecological agricultural technology are displayed at the 56th Higher Education Expo China in Qingdao, Shandong province. [Photo by Hu Qing/chinadaily.com.cn]

A data handling platform used in teaching practice is displayed at the 56th Higher Education Expo China in Qingdao, Shandong province. [Photo by Hu Qing/chinadaily.com.cn]

A visitor experiences smart technology used for calligraphy instruction at the 56th Higher Education Expo China in Qingdao, Shandong province. [Photo by Hu Qing/chinadaily.com.cn]

An advanced human patient simulator is displayed at the 56th Higher Education Expo China in Qingdao, Shandong province. [Photo by Hu Qing/chinadaily.com.cn]

Industrial robots are displayed at the 56th Higher Education Expo China in Qingdao, Shandong province. [Photo by Hu Qing/chinadaily.com.cn]