Logistics start-up firm Rivigo has ordered 1,200 medium and heavy commercial vehicles from Ashok Leyland for its pan-India fleet. With this order, its fleet size will increase by 80 per cent to 2,700 vehicles in the next 6-7 months. Rivigo is aiming to have the largest fleet in the industry. The order comprises Ashok Leyland?s BOSS range of intermediate commercial vehicle.