Used excavator what brand the best-selling home and abroad? I believe that many users in the purchase of second-hand digging machine they will ask what brand the best-selling second-hand excavator? What brands of used digging machine most cost-effective? Currently thousands of domestic and foreign brands, should really ask which brand best-selling, then I will certainly tell you, at home and abroad used excavators brands XCMG, Long workers, Komatsu, Caterpillar, Hitachi, etc., but the saying goes, The value of the base price, which is the point to say that again, Xugong, Komatsu, Carter used excavators and other brands under the same conditions as domestic products is 4 to 10 times, second-hand excavator sales market, but also because of the brand fire , big price, and may also cause some businesses to follow fake cards. It led many people to buy cottage. And whether it is not a big brand, same quality problems occur during use. Secondary market to buy a used excavator digging machine, after all, is used in the future use of which is certainly bound to be some glitches, but as long as know how to determine fault and repair or no problem, Shanghai second-hand excavator sales, small below Code for the majority of second-hand excavator used excavator users recommend some blue smoke fault diagnosis and repair methods, we want to help! "Down" to start the engine cold state blue smoke if you start the engine in a cold state when you take the blue smoke phenomenon, but with the growth of the engine operating time, the temperature rises, take the blue smoke phenomenon gradually disappears, then judged cold burning oil. This is usually due to the valve seal aging, resulting in the sealing effect is reduced, so that the oil enters the cylinder through the valve seal and burned, used excavator sales company, to produce blue smoke, second-hand excavator sales, namely the previously mentioned "lower leakage" ??? As the engine operating time increase, the engine temperature rises, the thermal expansion valve, the valve seal between the existing gap eliminated, take the blue smoke disappears. Used Excavator Sales | Kim Ho used excavators | Used excavator sales 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.