Regional development problems in China have been focused on by many analysts and policy makers. From the viewpoint of regional development policy, it is highly importrant to consider the spatial interactions among different regions. Most of the approaches have focused on certain specific regions, without taking into account interregional interdependency. The aim of this book is to analyze regional development in China from the viewpoint of spatial interaction by using interegional input-output model for China. The book is divided into two parts: Part 1 provides the data and analytical tools of interregional input-output in China; and Part 2 discusses regional development problem in China by some analytical tools, interregional input-output approach. The book conludes that Northeast China should form more intensive spatial linkages with North Coast and North Municipalities, while Northwest should introduce more investments of new industry into the associated region.