Liantong Mo, Ph.D, Associate Researcher； Research field: Road and building Materials, with a focus on micro- and meso-scale simulation, performance evaluation, lifetime extension technique, the trinity of material and structure and mechanics. Research project: [1] Research on the trinity of material, structure and mesomechanics of asphalt concrete. [2] Performance and numerical simulation of asphalt overlay surfacing on steel bridge decks. [3] Ravelling mechanism and lifetime extension technique of porous asphalt concrete. [4] Development of innovative epoxy overlay materials on steel bridge decks. [5] Development of materials and structure for jointless bridge expansion joints with large movements.