I have more than ten years' academic and industrial experiences within Ice/Arctic Engineering. The main focus is on local and global ice loads on mobile or fixed structure with numerical method, model test and field data study.The ice-structure interaction, ice-propeller interaction are of interest.The structure may include icebreaker,moored arctic drillship,polar LNG, wind turbine, lighthouse and so on. I have authorized more than 30 journal paper within this topic.