This is the third in a series of three proceedings of the 20th Pacific Basin Nuclear Conference (PBNC). This volume covers the topics of Power Reactor and New Buildings, Waste Management, Acquiring Medical and Biological Benefits and Student program. As one in the most important and influential conference series of nuclear science and technology, the 20th PBNC was held in Beijing and the theme of this meeting was "Nuclear: Powering the Development of the Pacific Basin and the World". It brought together outstanding nuclear scientist and technical experts, senior industry executives, senior government officials and international energy organization leaders from all across the world. The book serves as a useful reference not only for the professionals and public to know more about nuclear industry, but also for policymakers to adjust or make energy strategies. .