Introduce

Since we enter 21st centry, as the development of Global integration and China's economic. Service sector becomes more heavy in developed countries' GDP. While more and more manufacturing industry move to the new world's factory -------China.



Construction machineries and equipments play a very important role in world's economic. Both infrastructure projects and mineral exploitation can't live without construction machineries. Today in the world, from NYC to Shanghai, we can hear engine ...