To buy second-hand excavator market carefully, preferably with a knowledgeable own masters went to the market carefully selected good used condition mini excavator used excavator, if not you can from the excavator cab, sideways, rear wing, chassis Look have not done large painting, generally used excavator excavator market can work to handle it is just a small area of ??paint, if you see a large area of ??the digging machine, you can not choose this, is certainly a long service life or had an accident, the car can be seen from the excavator line condition is good or bad, general condition good used excavator at the most critical root tubing 1-3, if you can see three or more, indicating that this excavation machine ate vigorously, eating vigorously excavator like 70-year-old, what can be done hand wheel excavator, digging confidential so buy carefully watch out. Excavator is not always as a mining machinery, construction piling sometimes use them may use them to lay pipes. Therefore, the user needs to monitor the situation of the bucket to ensure piling, crushing and walking devices have no problem. Launch engine cover open launch machine cover and check the exhaust pipe is not a trace of smoke. You can pull out the dipstick and check if there is smoke. Replace smoke too general to clarify the needs of piston rings, and perhaps would not be long before launch machine radically overhaul inspection also includes checking the radiator fluid and initiate oil, check the extent of corrosion around the battery, and checking there were no significant launch machine The leakage. Small second-hand excavator, used excavators Kim Ho (certified), Zhengzhou used excavators 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.