The basic price by excavators time to determine. In China, life in general mechanical design engineering for 10 years (in general, due to the introduction of new products, the use of a 10-year old machines are also available, even a very low price) Komatsu excavators, the average time for approximately 2000 hours. In normal use, the engine overhaul cycle of 10000 to 15000 hours, the life of the hydraulic pump tends to 20,000 hours or more, while others, such as hydraulic motors, gear box, the main control valve assembly, and other life even longer parts, That is for the new machine, in the absence of unexpected circumstances within five years without a major overhaul. The main source of the country's second-hand excavator equipment imported from abroad and domestic digging machine produced naturally use these two approaches. Major domestic imported second-hand excavator in Shanghai and Shenzhen. Open Internet Excavators, search for "second-hand digging machine", you will find there are a lot of second-hand excavator in Shanghai trading site Doosan Excavators, place all over the Xujiahui, Qingpu District, Yangpu District, Minhang District, etc. Shanghai compare to the size of the market for second-hand excavator used excavator market Shanghai Jin Hao. Professional sales in the market all kinds of imported second-hand excavator used excavators for sale, local second-hand excavators, Komatsu, Hitachi, Caterpillar, Kobelco excavators. Operating more than 10 years, with species diversity, complete specifications, high quality, courteous service and national reputation. 120 _ Kim Ho Excavators Excavators (certified) _ Tianjin Excavators provided by Shanghai Jin Hao Used Construction Machinery Co., Ltd. Used Construction Machinery Co., Ltd. Shanghai Jin Hao (www.jinhaosh.cn) is Shanghai Minhang District, a leader in mining machinery, 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 Excavators in leadership with the staff warmly welcome all inquiries negotiations to create jinhao Excavators a better future.