| 15-41 Construction Project Supervision Enterprises and Employees (2006) | ||||||
| Sector | Number of | Persons | Persons with | Registered | Registered | Other |
| Region | Enterprises | Engaged | Senior or | Professionals | Supervisory | Registered |
| (year-end) | Middle | (year-end) | Engineers | Professionals | ||
| (unit) | (person) | Certificates | (person) | |||
| Total | 6170 | 483412 | 84223 | 100167 | 81297 | 18870 |
| By Sector | ||||||
| Housing Construction Projects | 5205 | 354482 | 56655 | 76506 | 63109 | 13397 |
| Metallurgical Projects | 59 | 5984 | 1403 | 1728 | 1462 | 266 |
| Mining Projects | 37 | 3963 | 1233 | 894 | 602 | 292 |
| Chemical and Petroleum Projects | 137 | 19858 | 4395 | 4357 | 3508 | 849 |
| Water Conservancy and Hydro-power Projects | 92 | 16404 | 4267 | 2662 | 1642 | 1020 |
| Power Projects | 162 | 26245 | 5317 | 3653 | 2964 | 689 |
| Forestry and Ecological Projects | 48 | 2537 | 591 | 461 | 393 | 68 |
| Railway Projects | 67 | 14311 | 3062 | 2701 | 2077 | 624 |
| Highway Projects | 36 | 8906 | 1259 | 732 | 485 | 247 |
| Habour and Navigation Projects | 14 | 2323 | 534 | 458 | 259 | 199 |
| Air and Space Projects | 5 | 534 | 117 | 118 | 109 | 9 |
| Communications Projects | 21 | 3120 | 327 | 427 | 229 | 198 |
| Civil and Public Utility Projects | 281 | 24202 | 4914 | 5329 | 4319 | 1010 |
| Machinery and Electric Installation Projects | 6 | 543 | 149 | 141 | 139 | 2 |
| By Region | ||||||
| Beijing | 269 | 41965 | 10209 | 7200 | 6694 | 506 |
| Tianjin | 71 | 9044 | 1567 | 1663 | 1317 | 346 |
| Hebei | 313 | 19341 | 3139 | 4427 | 3193 | 1234 |
| Shanxi | 185 | 13235 | 2109 | 2915 | 1702 | 1213 |
| Inner Mongolia | 200 | 10013 | 1964 | 817 | 792 | 25 |
| Liaoning | 306 | 16806 | 3725 | 3685 | 3311 | 374 |
| Jilin | 163 | 8910 | 1926 | 1647 | 1540 | 107 |
| Heilongjiang | 167 | 11594 | 2223 | 1962 | 1435 | 527 |
| Shanghai | 222 | 32323 | 4872 | 5787 | 4308 | 1479 |
| Jiangsu | 518 | 39296 | 5593 | 8683 | 7440 | 1243 |
| Zhejiang | 285 | 25511 | 2793 | 5498 | 4857 | 641 |
| Anhui | 187 | 13584 | 2159 | 2673 | 2330 | 343 |
| Fujian | 187 | 13622 | 1839 | 3521 | 2546 | 975 |
| Jiangxi | 168 | 9126 | 1487 | 1800 | 1509 | 291 |
| Shandong | 440 | 31840 | 5312 | 6982 | 5869 | 1113 |
| Henan | 293 | 23998 | 4114 | 4862 | 3942 | 920 |
| Hubei | 231 | 15490 | 3548 | 4059 | 3699 | 360 |
| Hunan | 214 | 17292 | 3396 | 3476 | 3048 | 428 |
| Guangdong | 389 | 31559 | 4761 | 9105 | 7320 | 1785 |
| Guangxi | 154 | 9270 | 1462 | 2167 | 1672 | 495 |
| Hainan | 35 | 1749 | 315 | 492 | 488 | 4 |
| Chongqing | 121 | 10679 | 2140 | 2417 | 1804 | 613 |
| Sichuan | 283 | 23536 | 4326 | 4606 | 3523 | 1083 |
| Guizhou | 60 | 5360 | 997 | 1036 | 490 | 546 |
| Yunnan | 166 | 10459 | 1285 | 973 | 783 | 190 |
| Tibet | 16 | 501 | 64 | 55 | 19 | 36 |
| Shaanxi | 177 | 14006 | 2868 | 2220 | 1745 | 475 |
| Gansu | 121 | 8071 | 1502 | 2094 | 1313 | 781 |
| Qinghai | 53 | 2477 | 363 | 372 | 284 | 88 |
| Ningxia | 58 | 3517 | 543 | 461 | 434 | 27 |
| Xinjiang | 96 | 7352 | 1056 | 1874 | 1501 | 373 |
| Other | 22 | 1886 | 566 | 638 | 389 | 249 |