1. Research Center of Biomass 3D printing materialsCollege of Materials and EnergySouth China Agricultural University Guangzhou 510642 China
2. Research and Development CenterGuangzhou Trauer Biotechnology Co., Ltd. 4F, A Building, U‐Best Industrial Park, No. 17 Xiangshan Road, Science Town Guangzhou 510663 China
3. School of MedicineSouth China University of Technology Guangzhou 510006 China