| Variable | Category | Number | Percentage |
| Sex | Male | 232 | 62.70% |
| Female | 138 | 37.30% | |
| Age | 18 - 25 | 204 | 55.14% |
| 25 - 35 | 110 | 29.73% | |
| 35 - 45 | 52 | 14.05% | |
| 45 - 60 | 4 | 1.08% | |
| Education | High school or technical secondary school | 18 | 4.86% |
| Junior College | 63 | 17.03% | |
| Undergraduate | 260 | 70.27% | |
| Graduate student and above | 29 | 7.84% | |
| Department | R & D design department | 81 | 21.89% |
| Management personnel | 78 | 21.08% | |
| Manufacturing division | 159 | 42.97% | |
| Other departments | 52 | 14.05% |