| TIWG | Technical Integration Working Group | 技术集成工作组 |
| TIWG | Technical Implementation Working Group | 技术实施工作组 |
| TIWG | Transition Integration Working Group | 过渡集成工作组 |
| TIWG | Technical Integration Work Group | 技术集成工作组 |
| TIWG | Tourism Industry Working Group (Australia) | 旅游业工作组（澳大利亚） |
| TIWG | Test Integration Working Group | 测试集成工作组 |
| TIWG | Testing and Interoperability Working Group | 测试和互操作性工作组 |
| TIWG | Targeting Issues Working Group | 目标问题工作组 |