AP1000 is a kind of advanced American Westinghouse, research and development of "the dynamic type of pressurized water reactor nuclear power technology. Westinghouse in developed non active advanced PWR AP600 developed on the basis of the AP1000. The technology in theory is known as one of the most advanced nuclear power technology in the world, as well as the state nuclear power technology corporation is responsible for the digestion and absorption, and multiple nuclear power policy makers has identified as Chinas mainstream in the future of nuclear power technology.