LAUNCH is one of the world's leading manufacturers and suppliers of professional diagnostic tools, equipments and accessories in the automotive aftermarket. With development of internet and smartphone, Golo IOV Data Technology Co.Ltd ws founded by LAUNCH Tech to research and develop bluetooth pro scan tool worldwide.It turns your smarphone into a powerful yet affordable professional OBD2 scan tool that lets you scan and understand your vehicles. All the software in the adapters are developed and supported by LAUNCH. Each software is charged seperated about 30~50 USD. Golo research, develop and sell the adapters all over the world.