As a reference book that introduces the relevant knowledge of the BRI, this book provides a panoramic sight of all aspects of BRI in a form of encyclopedia. The content of the book includes the historical origins, times background, theoretical basis, realistic approaches, national policies, major events, important conferences, significant projects, organizations, customs, geography, laws and regulations, language, transportation, technology, commerce, property, and customs ports of the BRI, etc. Following the principles of comprehensiveness, objectivity, innovation and practicality, the book will provide a large number of facts and data based on knowledge subjects in the way of encyclopedia. This book is composed according to the contents, including the historical evolution, economic geography, policy communication, facility connectivity, trade smoothness, capital financing, and humanistic feelings of the BRI. There are 52 sub-categories, and you can get a quick overview of all aspects of the BRI knowledge and information through this book. This book is intended to help readers engaged in the field of foreign trade and economic to better understand the relevant knowledge and policies of the BRI, and hope to greatly help them who wish to fully understand the BRI.