The 2021 International Conference on Modern Educational Technology and Social Sciences (ICMETSS 2021) was successfully held during July 16 to 18, 2021 in Hangzhou, China. The purpose of the meeting is to provide a platform for experts and scholars, engineers and technicians and R & D personnel engaged in education-related fields to share scientific research achievements and cutting-edge technologies, understand academic development trends, broaden research ideas, and strengthen academic research and discussion. A platform for promoting cooperation in the industrialization of academic achievements. Experts from universities, scientific research institutions, scholars, business circles and other relevant personnel at home and abroad are cordially invited to participate in the conference.

The conference model was divided into two sessions, including oral presentations and keynote speeches. In the first part, some scholars, whose submissions were selected as the excellent papers, were given 15 minutes to perform their oral presentations one by one. Then in the second part, keynote speakers were each allocated 30-45 minutes to hold their speeches. There were over 80 experts and scholars in the area of Modern Educational Technology and Social Sciences representing different famous universities and institutes around the globe to attend our conference.

During the conference, we were pleased to invite four distinguished experts to present their insightful speeches. Prof. Fuan Wen, from Beijing University of Posts and Telecommunications, China was invited to present his talk: Social science teaching based on Virtual Simulation Technology. In addition, we had Prof. Wu Yanwen, from Central China Normal University, China to present his latest research on Information Education in the Age of Artificial Intelligence. A.Prof. Yunwu Wang, from Jiangsu Normal University, China. His keynote speech Title is Wisdom Education: The Sixth Educational Revolution in the History of Human Education. A.Prof. Tomozii Elena Simona, our finale keynote speakers, from Guangdong University of Foreign Studies, China, presented her talk: Social cohesion and wellbeing as key indicators to manage the educational reform. Applying SPIRAL Methodology of Council of Europe to promote reform in education. Their insightful speeches had triggered heated discussion. Every participant praised this conference for disseminating useful and insightful knowledge.

The participants of the conference were from most part of the world, with background of either academia or industry, even well-known enterprise. The success and prosperity of the conference is reflected high level of the papers received. The proceedings are a compilation of the accepted papers and represent an interesting outcome of the conference. This book covers 2 chapters: 1. Educational sciences; 2. Arts education.

We would like to acknowledge all of those who supported ICMETSS 2021. Each individual and institutional help were very important for the success of this conference. Especially we would like to thank the organizing committee for their valuable advices in the organization and helpful peer review of the papers. We sincerely hope that ICMETSS 2021 will be a forum for excellent discussions that will put forward new ideas and promote collaborative researches. We are sure that the proceedings will serve as an important research source of references and the knowledge, which will lead to not only scientific and engineering progress but also other new products and processes.

The Committee of ICMETSS 2021