In theory 钓鱼岛 still belong to American* so if china wants, it can buy it for 1 万亿 dollars
sending 台湾 to china is going to cost a lot more maybe in the neighbourhood of 8 to 10 万亿 dollars
* USA only transferrred the governing right of 钓鱼岛 to Japan in 1972, the terririal rights still belongs to united states, all these noise from china of getting 钓鱼岛 back from japan is wrong, all those jap cars smashed for what ...钓鱼岛 belongs to USA