The del car conservation center, which belongs to the shenzhen energy import and export industry company, inc., is an industry-recognized engine-care expert who has gained wide recognition in domestic and foreign markets for the research, technological innovations and dedication of aircraft, ships and motor engines. It has truly realized the core corporate values of del's boldness, courageous exploration and engine-care. The delta technology centre, located in el ford, germany, is the research and development headquarters of the delta, and we have maintained close cooperation with the major car manufacturers! The product diversification, specialization, targeting, targeted r & d oil for branded motor models, based on the parameter configuration of different branded motors, matches suitable engine-specific oils and, more importantly, the development of turbo-charged motors for major manufacturers such as bmw, mercedes, audi, the public, which are highly protective engines to miti...