**Author details**

Guangxue Chen1,2\*, Chen Chen1 , Zhaohui Yu1,2, Hao Yin1 , Liuxi He1 and Jiangping Yuan1

\*Address all correspondence to: chengx@scut.edu.cn

1 State Key Laboratory of Pulp and Paper Engineering, South China University of Technology, Guangdong, China

2 Shenzhen Engineering Laboratory of 3D Printing Technology, Shenzhen, China
