VELIZY-VILLACOUBLAY, France--(BUSINESS WIRE)--Regulatory News: Dassault Systèmes (Paris:DSY) (Euronext Paris: #13065, DSY.PA), the 3DEXPERIENCE Company, world leader in 3D design software, 3D Digital Mock Up and Product Lifecycle Management (PLM) solutions, today announced that Ashok Leyland, India’s second largest commercial vehicle manufacturer, is expanding its use of Dassault Systèmes’ 3DEXPERIENCE platform to accelerate the modular design, validation, production and configuration managemen