Huaiyin Teachers College. According to the information from official website of Huai 'an Education Bureau, Mr. Ai Jia is a lecturer in the Art Management Department of Huaiyin Teachers College. Mr. Ai Jia's main research direction is national folk art and intangible culture. He has published many academic papers related to national folk art and intangible culture and participated in many scientific research projects related to national folk art and intangible culture.