Industry distribution
| Group | SIC code | Industry | n | % of n |
|---|---|---|---|---|
| 1 | A1 to A4 | Agriculture | 345 | 1.51 |
| 2 | A5; B06 to B11; C13 | Mining | 830 | 3.64 |
| 3 | C14 to C15 | Food manufacturing | 530 | 2.33 |
| 4 | C17 to C24 | Machine manufacturing | 1,215 | 5.33 |
| 5 | C25 to C28 | Chemical manufacturing | 3,544 | 15.55 |
| 6 | C29 to C43 | Metal and non-metal | 9,593 | 42.09 |
| 7 | D44 to D46 | Utility | 721 | 3.16 |
| 8 | E47 to E50 | Construction | 598 | 2.62 |
| 9 | F51 to F52 | Retailing | 1,145 | 5.03 |
| 10 | G53 to G60 | Transport | 623 | 2.73 |
| 11 | H61 to H62 | Hotel | 90 | 0.40 |
| 12 | I63 to I65 | IT | 1,544 | 6.77 |
| 13 | K70; L71 | Real estate | 995 | 4.37 |
| 14 | L72; M73 to M75 | Business and research service | 450 | 1.97 |
| 15 | N77 to N78; O79 to O81 | Other service | 309 | 1.36 |
| 16 | Q83 | Health service | 48 | 0.21 |
| 17 | R85 to R86 | Press | 212 | 0.93 |
| Total | 22,792 | 100 |
| Group | Industry | % of | ||
|---|---|---|---|---|
| 1 | A1 to A4 | Agriculture | 345 | 1.51 |
| 2 | A5; B06 to B11; C13 | Mining | 830 | 3.64 |
| 3 | C14 to C15 | Food manufacturing | 530 | 2.33 |
| 4 | C17 to C24 | Machine manufacturing | 1,215 | 5.33 |
| 5 | C25 to C28 | Chemical manufacturing | 3,544 | 15.55 |
| 6 | C29 to C43 | Metal and non-metal | 9,593 | 42.09 |
| 7 | D44 to D46 | Utility | 721 | 3.16 |
| 8 | E47 to E50 | Construction | 598 | 2.62 |
| 9 | F51 to F52 | Retailing | 1,145 | 5.03 |
| 10 | G53 to G60 | Transport | 623 | 2.73 |
| 11 | H61 to H62 | Hotel | 90 | 0.40 |
| 12 | I63 to I65 | 1,544 | 6.77 | |
| 13 | K70; L71 | Real estate | 995 | 4.37 |
| 14 | L72; M73 to M75 | Business and research service | 450 | 1.97 |
| 15 | N77 to N78; O79 to O81 | Other service | 309 | 1.36 |
| 16 | Q83 | Health service | 48 | 0.21 |
| 17 | R85 to R86 | Press | 212 | 0.93 |
| Total | 22,792 | 100 |
The CSMAR database contains a total of three industry classification coding methods: Industry Code A (six industry categories), Industry Code B (271 industry categories) and Industry Code C (83 industry categories). Following Xie et al. (2021), the industry classification method adopted by this study for Chinese-listed firms is based on Industry Code C (Including: A01-A05, B06-B11, C13-C15, C17-C42, D44-D46, E47 -E50, F51-F52, G53-G56, G58-G60, H61-H62, I63-I65, J66-J69, K70, L71-L72, M73-M75, N77-N78, O80, P82, Q83, R85-R88, S90)
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