| Variable | Category | N | Rate (%) |
| Industry type | Small Scale Industry | 70 | 59.5 |
| Medium Scale Industry | 48 | 40.5 | |
| Occupied position | Owner | 34 | 29.1 |
| Manager | 84 | 71.1 | |
| Years of firm established | Below 5 years | 25 | 21.4 |
| 5 to 10 years | 34 | 28.9 | |
| 10 to 15 years | 24 | 20.1 | |
| Over 15 years | 35 | 29.6 | |
| Business nature | electrical and electronic devices | 35 | 29.6 |
| pharmaceutical products | 34 | 28.6 | |
| chemical products | 36 | 30.2 | |
| plastic products | 13 | 11.6 | |
| ISO certification | ISO certified | 62 | 52.8 |
| Preparing to implement ISO | 40 | 33.9 | |
| Not ISO certified | 16 | 13.3 |