This book offers a systematic discussion and explanation on what industrial security is, what the influencing factors of industrial security are, how industrial security should be evaluated and how early warnings should work from the viewpoint of developing countries. Studying theories of industrial security is necessary for the development of industrial economics theory, innovations in industrial economy studies, and an important supplement to and improvement on the theories of industrial economics. Also, studying industrial security theories can offer valuable guidance for the practice of industrial economics and national industrial policy making.