Ningbo Dingfeng Autoparts, Co.,Ltd mainly in producing automobile spark plugs, motorcycle spark plugs and lawn & garden spark plugs.The company has focused on introducing advanced spark plug production and management technologies , We have insulator department , produce the high density and accurate size ceramic by ourself, we have our own CNC department, make the shell in accurate size too, we also own a shell department, make threading, welding ,words carving and so on. To better meet different customer's different demands.We have a wide variety of spark plugs, it could meet all the needs of the various car and motorcycle models. And our spark plug are popular in Europe, America, Southeast Asia, the Middle East, Africa and other regions, and have established stable cooperative relationships with domestic and foreign customers.We have good quality control,very competitive price,advanced technology, best service team,good communication,and effective OEM and ODM servicesWelcome for your inquiry !!!