An instructor (R) teaches in an excavator training course at a vocational school in Dongxiang County of Linxia Hui Autonomous Prefecture, northwest China's Gansu Province, May 28, 2020. Students can choose from the school's eight courses and get free trainings to become professionals.

An instructor (5th R) teaches a Chinese cooking class at a vocational school in Dongxiang County of Linxia Hui Autonomous Prefecture, northwest China's Gansu Province, May 28, 2020. Students can choose from the school's eight courses and get free trainings to become professionals.

A student practices making hand-pulled noodles at a vocational school in Dongxiang County of Linxia Hui Autonomous Prefecture, northwest China's Gansu Province, May 28, 2020. Students can choose from the school's eight courses and get free trainings to become professionals.

An instructor (C) teaches in a beautician training course at a vocational school in Dongxiang County of Linxia Hui Autonomous Prefecture, northwest China's Gansu Province, May 27, 2020. Students can choose from the school's eight courses and get free trainings to become professionals. (Photos: Xinhua)

An instructor (3rd L) teaches a Chinese cooking class at a vocational school in Dongxiang County of Linxia Hui Autonomous Prefecture, northwest China's Gansu Province, May 28, 2020. Students can choose from the school's eight courses and get free trainings to become professionals.

A student practices beauty treatment skills at a vocational school in Dongxiang County of Linxia Hui Autonomous Prefecture, northwest China's Gansu Province, May 27, 2020. Students can choose from the school's eight courses and get free trainings to become professionals.