The daya bay nuclear power station is located in longgang district of shenzhen, guangdong province, China, is the Chinese mainland roc peninsula, is also the second nuclear power station built mainland's first use foreign technology and capital construction of nuclear power stations. In 1994, into commercial operation daya bay nuclear power station is the first large commercial nuclear power plant. Thereafter, the side and daya bay nuclear power plant construction, both the lingao composed a large nuclear power base.