A service economy era is coming! As the basic discipline of service dominant era, service science mainly studies common rules of service activities, aiming to provide theoretical bases for creating service value in the new era. The book, which integrates knowledge of service management, operational management, logistics and supply chain management, constructs a research system for this emerging discipline. Service science research system constitutes service philosophy, resource allocation, operational management and service technology. Many cases about China's service enterprises are incorporated in the book, in the hope of providing readers an insight into not only service science but also the development of China's service economy.