A total investment of 180,000,000 USD was needed to construct the assembly plant, covering 108,000 m² of the 233,000 m² premises. Annual production capacity is 125,000 units, and the company is currently the fifth largest automaker in Turkey. In a customer satisfaction survey, Hyundai Assan climbed to first place with a network of 50 dealers and 90 authorized garages. A vehicle's plant of assembly can be identified through the vehicle identification number. The İzmit Assembly Plant's identification code is "NLJ", whilst the Kozyatağı Assembly Plant's identification code is "NLH".