Founded in 2007, SN is a world first-class supplier of commercial vehicle control system as well as parts and accessories. Shanghai Sennai Precision Machinery Manufacturing Co., Ltd. and Shangdong Sennai Technology Co., Ltd. are subordinate to SN. SN possesses nearly 10,000m2 workshops, over 200 employees, over 100 sets of precision equipment such as forging press, punch press, CNC lathe, machining center, core-free mill, welding machine, etc. We can meet needs of diversified metal production such as precision forging, rough machining, precision machining, punch molding, welding, wire cutting, bending, etc. We mainly produce brakes, conveyor chains, high-pressure common rails, oil atomizers, door hinges, knuckles, X348, X458, X678, HT698 and other die forging chains, MS scraper chains, caterpillar chains, oil cylinder accessories, agricultural machinery accessories, etc. 
Adhering to the corporate vision of "quality creates value, customers achieve the future", SN will adhere to the business philosophy of continuous improvement in the whole process, build an innovative team that is good at learning and research, and continue to provide customers with valuable products and services!