| Mr. Xin Mao: born in 1954; mainly engaged in teaching and research work in teaching and research work in engineering graphics and computer graphics-aided design, theory and application of graphics. (Editor：admin) |
| Mr. Xin Mao: born in 1954; mainly engaged in teaching and research work in teaching and research work in engineering graphics and computer graphics-aided design, theory and application of graphics. (Editor：admin) |