| Industry type | Industry code | Company number | Sample number | Percent |
| Manufacturing | C | 110 | 1760 | 49.11 |
| Wholesale and retail trade | F | 35 | 560 | 15.63 |
| Real estate | K | 27 | 432 | 12.05 |
| Transportation, warehousing and postal services | G | 19 | 304 | 8.48 |
| Electricity, heat, gas and water production and supply industry | D | 12 | 192 | 5.36 |
| mining industry | B | 4 | 64 | 1.79 |
| Construction industry | E | 4 | 64 | 1.79 |
| Information Transmission, Software and Information Technology Services | I | 4 | 64 | 1.79 |
| Leasing and business services | L | 4 | 64 | 1.79 |
| Accommodation and Catering | H | 2 | 32 | 0.89 |
| Culture, sports and entertainment | R | 2 | 32 | 0.89 |
| Water, Environment, and Public Facilities Management | N | 1 | 16 | 0.45 |
| Total | 3584 | 324 | 3584 | 100.00 |