Sheng Aiping, who has worked as a rock painting artist for over 20 years, arranges works in her studio in Jiayuguan city, Gansu province, April 2, 2020. Rock art painting is a traditional art form created with rocks, sand and gravel picked from the Gobi Desert. The craftsmanship has been inscribed in the provincial cultural heritage list of Gansu. To further promote the traditional craftsmanship, Sheng works with her daughter to display the beauty of rock art painting online, so that young people could learn more about the heritage. [Photo/Xinhua]