Hong Yi, a research associate professor in the School of Basic Medicine, Zhejiang University. Graduated from the School of Materials Science and Engineering, Zhejiang University. Mainly engaged in research in the fields of biomaterials, biological 3D printing and tissue engineering. The main research results are: 1, bone / cartilage repair hydrogel; 2, fast light response bio-gel; 3, fast light projection 3D printing bio-ink and printing technology. The main research results were published in Nature Communications, Biomaterials, Applied Materials Today, Scientific Reports and so on, and applied for 8 patents and1 PCT.