New Delhi, Feb 7: Auto major Tata Motors on Wednesday unveiled two new passenger vehicle concepts, including a five-seater luxury SUV "H5X" and a premium hatchback "45X". The company made the announcement at the pre-open event of the 14th Auto Expo. The two vehicles are based on two new architectures introduced by the company: Omega Arc and Alfa Arc. In the commercial vehicles segment, the company introduced a compact truck "Tata Intra", which was unveiled by the company's brand ambassador and Bollywood actor Akshay Kumar. The "Auto Expo -- The Motor Show" 2018 is being held from February 9-14, 2018, at the India Expo Mart, Greater Noida. However, February 7-8 is reserved for the media and exhibitors.