This book is the final study report of the key project of the National Social Science Foundation of China, "China and the Reconstruction and Innovation of International Rules in the New Era of Global Value Chain". On the basis of a comprehensive analysis of the complex situation of international rule reconstruction and innovation in the new era of the global value chain, this book makes an in-depth and systematic analysis on six types of international rules, namely official export credit rules, international competition rules, cross-border e-commerce and digital trade rules, ISDS, multilateral agreement on investment and international regulatory cooperation. It also introduces the theories and practices of China''s engagement in the new round of reconstruction and innovation of international rules.