| Sample characteristics | Amount | Percentage | Sample characteristics | Amount | Percentage | ||
| Positions | Ordinary employees | 1150 | 74.2% | Working years | ≥10 | 176 | 11.4% |
| managers | 400 | 25.8% | 5 - 10 | 543 | 35.0% | ||
| Age | 18 - 21 | 619 | 39.9% | 1 - 5 | 652 | 42.1% | |
| 22 - 25 | 425 | 27.4% | ≤1 | 179 | 11.5% | ||
| 26 - 30 | 506 | 32.6% | Annual wage | ≥¥60,000 | 286 | 18.5% | |
| Gender | Male | 823 | 53.1% | ¥40,000 - 60,000 | 473 | 30.5% | |
| Female | 727 | 46.9% | ¥20,000 - 40,000 | 568 | 36.6% | ||
| Educational background | Technical secondary school and junior college | 562 | 36.3% | ≤¥20,000 | 223 | 14.4% | |
| High school | 413 | 26.6% | Company properties | State-owned | 450 | 29.0% | |
| Middle school | 499 | 32.2% | Private | 700 | 45.2% | ||
| Primary school or lower | 76 | 4.9% | Foreign-funded | 400 | 25.8% | ||