Shandong Sennai Intelligent Technology Co., LTD established in 2008, is a bushing manufacturer provide supporting services for many well-known construction machinery and equipment manufacturers at home and abroad. Mainly produce steel bushings, composite bushings, bimetallic bushings, solid lubricating bushings.We have exported more than 100 countries like USA, Canada,UK, Germany, Japan, Korea, Russia, etc.strong production capacity. Products are widely used in construction machinery, heavy vehicles, metallurgical industry, forging industry, With a construction area of 13,000 square meters, it now has more than 260 sets of advanced production equipment such as pipe binding, CNC machining automatic production lines, forging, grinding, heat treatment, physical and chemical analysis and testing. Supporting facilities include national standard laboratory, large-scale comprehensive exhibition hall, R&D room, professional testing room, etc.