The Uludag Automotive Industry Exporters' Association (OIB) was formed in 1991 under the title of Uludag Vehicle and Auxiliary Industry Exporters' Association (UTAYSIB) with 246 members and exports of $163 million under the umbrella of the Uludag Exporters' Association. As of 2017, OIB has 4.700 active memberships and it is the sole export representative of the automotive industry, the locomotive of the country's total exports. All exporting main and supplier industry companies in the automotive sector in Turkey are members of OIB, which is a union of coordination for automotive sector exporters. Continuously active for 27 consecutive years and with an exports level of 25,6 billion dollars by the end of 2017, OIB's share in the total exports of UIB is 87% and as such, it continues to be a determined leader in exports, a status it has maintained for many years. As the export champion of the last twelve years and Turkey's largest export sector, the automotive industry is in first place in commercial vehicle manufacture in Europe.