As a former "three-line" state-owned enterprise, dongfeng motor company has been adhering to reform and innovation, and has gradually grown into a strong and dynamic multinational car company in 45 years. Dongfeng's reform and innovation road, as a new phenomenon, is getting a lot of attention.

The main shaft of sliding bearing and the connecting rod are the most common faults in the use of the bearing. If after short-term operation of diesel engine, bearing surface which can quickly damage or serious wear and tear, most of the reason is not bearing shell itself, and is mainly due to the bad condition

The shingle is actually a scraped surface, usually the inner surface of the hole, the purpose of which is to improve the contact condition, to generate the small concave point and to improve the lubrication. Scraping the requirements of the bearing should be treated according to the practical situation