| YIT | Yours in Table (UK Round Table member greeting) | 你的餐桌(英国圆桌会议成员问候) |
| YIT | Yleinen Insinööritoimisto (corporation in Finland) | Yleinen Insinööritoimisto (corporation in Finland) |
| YIT | Yangon Institute of Technology | 仰光理工学院 |
| YIT | Yagyavalkya Institute of Technology | 雅加瓦尔基亚理工学院 |