State Key Laboratory of Chemical Engineering of Chemical and Biological Engineering University 310027;
Institute of Applied Bioresources of Animal Sciences University 310058;
State Key Laboratory of Industrial Control Technology of Control Science and Engineering University 310027;
Institute of Process Equipment of Energy Engineering University 310027;
State Key Laboratory of Rare Earth Resource Utilization Institute of Applied Chemistry Academy of Sciences 130022;
Bio-based fiber; Hierarchical structure; Bioinspired spinning; Strengthening strategy; Fiber applications;