Dragline dragline also called dragline excavators. Its excavation is characterized by: "backwards down the recovery of used excavator matter weight cut soil." Suitable for Ⅰ, Ⅱ type of soil excavation down below the surface. In operation, the cost of recycling of used digging machine by inertia force will throw a bucket to go farther than digging, digging radius and depth of excavation is large, but not as flexible and accurate backhoe. Especially for large and deep excavation pit or underwater excavation. China since the late sixties started to develop, develop excavator, after just 40 years, especially since the reform and opening up 30 years, the development of China's excavator manufacturing industry rapidly. National Bureau of Statistics data show that second-hand digging machine recovery, in 2010, a large second-hand digging machine recovery, China excavator manufacturing industry scale enterprises have 252, achieved sales of 169.785 billion yuan, 25.367 billion yuan to achieve product sales profits, profits totaled 21.406 billion yuan, an increase of more than 80%. Used excavator recycling business, Kim Ho used excavators (certified), recycling of used digging machine provided by Shanghai Used Construction Machinery Co., Ltd. Jin Hao. Shanghai Jin Hao Used Construction Machinery Co. (www.jinhaosh.cn) is the Shanghai Minhang District, mining machinery leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Kim Ho used excavators in leadership with the staff warmly welcome all inquiries negotiations to create jinhao used excavators better future.