China added or built 37 in ten years so they can't be too hard or slow to build.
" To wean their country off imported oil and gas, and in the hope of retiring dirty coal-fired power stations, China’s leaders have poured money into wind and solar energy. But they are also turning to one of the most sustainable forms of non-renewable power. Over the past decade China has added 37 nuclear reactors, for a total of 55, according to the International Atomic Energy Agency, a un body. During that same period America, which leads the world with 93 reactors, added two."
