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| 红信 号: 35 phrases in 14 subjects |
| Agriculture | 1 |
| Business | 1 |
| Construction | 1 |
| Dragon boat | 1 |
| Electronics | 3 |
| Environment | 1 |
| General | 3 |
| Information technology | 2 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Rowing | 1 |
| Shipbuilding | 2 |
| Space | 1 |
| Technology | 16 |
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