According to the calculation from Concrete Machinery Branch of China Construction Machinery Association (CCMA), the sales of concrete machinery is 45 billion yuan RMB in year 2009, which takes 1/7 of the overall sales amount of construction machinery in the whole year. While the sales in the first half year of 2010 has reached 50.6 billion Yuan RMB, growing by 130% year on year, and the overall sales in year 2010 is over 90 billion Yuan. It is estimated that the sales amount of construction machinery in 2010 will be over 416 billion Yuan.