1. Key Laboratory for Leather Chemistry and Engineering of the Education Ministry, Sichuan University, Chengdu, Sichuan, China;
2. Research Center of Biomedical Engineering, Sichuan University, Chengdu, Sichuan, China;
3. Fujian Key Laboratory of Leather Green Design and Manufacture, Xingye Leather Technology Co., Ltd, Jinjiang, Fujian, China