| 22-41 Discharge and Treatment of Waste Water by Branch of Industry (2001) | |||||
| (10 000 tons) | |||||
| Number of | Total | Number of | |||
| Industrial | Volume of | Volume of | Facilities | ||
| Enterprises | Industrial | Industrial | for Treat- | ||
| Branch | Waste Water | Waste Water | ment of | ||
| (unit) | Discharged | up to the | Waste Water | ||
| (10 000 | Discharge | (set) | |||
| tons) | Standards | ||||
| Coal Mining and Dressing | 2331 | 50644 | 42529 | 2277 | |
| Petroleum and Natural Gas Extraction | 180 | 18778 | 17042 | 647 | |
| Ferrous Metals Mining and Dressing | 546 | 13569 | 11766 | 776 | |
| Nonferrous Metals Mining and Dressing | 1031 | 29862 | 24928 | 2723 | |
| Nonmetal Minerals Mining and Dressing | 540 | 11481 | 10239 | 1030 | |
| Other Mining and Dressing | 69 | 1187 | 1162 | 41 | |
| Logging and Transport of Timber and Bamboo | 59 | 283 | 231 | 30 | |
| Food Processing | 3237 | 68434 | 49840 | 2486 | |
| Food Manufacturing | 2302 | 30429 | 23965 | 1705 | |
| Beverage Manufacturing | 2235 | 44640 | 38573 | 1525 | |
| Tobacco Processing | 231 | 4009 | 3446 | 159 | |
| Textile Industry | 6018 | 128974 | 118187 | 5047 | |
| Garments and Other Fiber Products | 625 | 3724 | 3378 | 332 | |
| Leather, Furs, Down and Related Products | 913 | 10905 | 8591 | 747 | |
| Timber Processing, Bamboo, Cane, | 561 | 3491 | 2310 | 362 | |
| Palm Fiber and Straw Products | |||||
| Furniture Manufacturing | 175 | 2947 | 2876 | 54 | |
| Papermaking and Paper Products | 4391 | 309804 | 244854 | 5622 | |
| Printing and Record Medium Reproduction | 548 | 1879 | 1626 | 176 | |
| Cultural, Educational and Sports Goods | 213 | 876 | 830 | 82 | |
| Petroleum Processing and Coking | 945 | 41741 | 40117 | 1255 | |
| Raw Chemical Materials and Chemical Products | 6515 | 330514 | 285753 | 8528 | |
| Medical and Pharmaceutical Products | 1916 | 32634 | 27184 | 1456 | |
| Chemical Fiber | 261 | 59695 | 51282 | 321 | |
| Rubber Products | 607 | 7070 | 6737 | 311 | |
| Plastic Products | 844 | 2588 | 2175 | 240 | |
| Nonmetal Mineral Products | 13080 | 46197 | 40281 | 4227 | |
| Concrete Machinery | 4792 | 28055 | 25929 | 1354 | |
| Smelting and Pressing of Ferrous Metals | 1965 | 191745 | 178848 | 2603 | |
| Smelting and Pressing of Nonferrous Metals | 1372 | 37451 | 30870 | 1475 | |
| Metal Products | 4501 | 11742 | 10646 | 4053 | |
| Ordinary Machinery | 2565 | 15357 | 13927 | 1264 | |
| Special Purpose Equipment | 1385 | 13504 | 12661 | 735 | |
| Transport Equipment | 1742 | 24251 | 22252 | 2186 | |
| Electric Equipment and Machinery | 1236 | 11294 | 10399 | 888 | |
| Electronic and Telecommunications Equipment | 995 | 15148 | 14203 | 999 | |
| Instruments, Meters, Cultural | 466 | 2405 | 2229 | 308 | |
| and Office Machinery | |||||
| Other Machinery | 571 | 2418 | 2265 | 413 | |
| Production and Supply of Electric Power, | 1659 | 222997 | 212553 | 2260 | |
| Steam and Hot Water | |||||
| Firepower Generator | 1037 | 142894 | 133447 | 1950 | |
| Production and Supply of Gas | 108 | 4207 | 2838 | 105 | |
| Production and Supply of Tap Water | 127 | 10380 | 10148 | 49 | |
| Other Branches | 2312 | 37944 | 31189 | 1711 | |