Jia-Bao Yan, Ph. D, Professor at Department of Civil Engineering, Tianjin University, P.R. China. Prof. Jia-Bao Yan received his Doctoral Degree from National University of Singapore in 2012, and is currently the Deputy Head of the Department of Civil Engineering at Tianjin University, China. His research covers a wide spectrum of interests including steel-concrete composite structure, cold-region infrastructures, Arctic offshore structures, large span structures, lightweight and high strength materials, seismic and blast design, and marine and offshore installations. Prof. Yan has published more than 130 SCI indexed papers (first/corresponding authored papers more than 120), four books (In Chinese), and involving in drafting three Chinese codes (one is for steel-concrete-steel sandwich structures). He received several research awards, including the Best Paper Award from International Journal of Steel Structures and Korea Society of Steel Institute Professor Xie is Deputy director of the civil department of Tianjin university and is a registered structural engineer.Receiving a bachelor's degree in engineering from Tianjin university majoring in civil engineering in 1997; graduated from Tianjin university with a master's degree in structural engineering in 2000, In 2005, he graduated from Tianjin university with a doctorate in structural engineering.He was a visiting scholar at the University of Kentucky, USA, May 2005- June 2006.

• 1. Introduction2. Mechanical properties of concrete at low temperatures3. Mechanical properties of steel materials at low temperatures4. Reinforced concrete structures at low temperatures5. Steel-concrete composite beams at low temperatures6. Concrete-filled steel tubular (CFST) columns at low temperatures7. Steel-concrete-steel sandwich composite structures at low temperatures