<P>At present, China's economic situation is still the overall downturn, the construction machinery industry as an important branch of China's equipment manufacturing,5000kg loading capacity construction machinery is still in a low state of operation. It is reported that in the first half of 2015, 18 construction machinery and key parts of construction machinery listed companies completed operating income of 5.090 billion yuan, compared to the first half of 2014 70.74 billion yuan decreased by 29.31%; 18 listed companies in the first half net profit overall loss of 5.9 Billion, compared with the first half of 2014 profit of 3.96 billion yuan fell 114.89% year on year.</P>
<P>Enterprises in the fixed assets investment, accounts receivable, inventory and other high pressure, corporate cash flow suffered greater pressure in the first half of 2015 18 A shares of construction machinery business cash flow net profit of -43.88 billion yuan,doan milling machine price Among them, the Zoomlion Division to occupy a -4.08 billion yuan. The net cash flow from corporate finance activities is also showing a downward trend. Overall, the construction industry in 2015, the industry-wide loss is a foregone conclusion, the industry is in a state of extreme downturn.</P>
<P>In order to win the initiative in the future international competition, to achieve the transformation of manufacturing power to power, requiring the construction machinery industry to further improve the product sales of technology added value. However, the current construction machinery industry is facing a prominent problem,vibratory roller for rent is the key parts manufacturing and core technology seriously restricts the industry development and industrial restructuring. The country in the thirteen five plan stressed that thirteen five period to speed up the transformation of traditional industries, and further promote the integration of information technology and industrialization, focus on cultivating strategic emerging industries, vigorously develop the service industry, especially the modern service industry, and actively cultivate New format and new business model, to build a new system of modern industrial development. ; Thirteen five will give China's construction machinery which opportunities and challenges to become the industry's focus.</P>