The book is centered on international Chinese education research, divided into four topics: Chinese as a second language learning, Chinese as a foreign language teaching, Chinese as a heritage language teaching, professional construction and talent training, involving Chinese as a second language learning input, output and Interactive experimental research, research on Chinese as a foreign language teaching model and teaching method, research on the theory, path and strategy of Chinese as a heritage language, and research on international Chinese teacher education, professional development and quality assurance. The content of this book will help to scientifically reveal the characteristics and laws of the learning and teaching of Chinese as a second language and inheritance language, and play a certain role in promoting the innovation and development of international Chinese education.