The craftsmanship of producing She inkstone is on display at the expo in the ancient town of Shexian in Huangshan city, East China's Anhui province, Nov 10, 2015. Hui ink and She inkstone contributed a lot to the development and conservation of Chinese culture, and the crafts of producing them have been listed as national intangible cultural heritage. [Photo by Shi Yalei/asianewsphoto]