| When | User | Flag Type | Description |
|---|---|---|---|
| 2011-12-08 23:59:00 | PeterSmol | Well Constructed | |
| 2013-07-10 10:18:57 | Matrok | Well Constructed | |
| 2015-10-28 09:55:42 | Taurril | Well Constructed | |
| 2016-05-28 07:53:56 | 棋幻旋律 | Well Constructed | |
| 2018-11-19 01:09:28 | G1weist | Well Constructed | |
| 2019-03-13 20:46:00 | Premian | Well Constructed | |
| 2019-08-13 18:17:58 | Starline | Well Constructed |