| When | User | Flag Type | Description |
|---|---|---|---|
| 2013-10-03 01:41:13 | knorthplay | Well Constructed | |
| 2014-06-04 04:55:24 | mountain root | Well Constructed | |
| 2015-07-17 16:27:15 | Siaubunas | Well Constructed | |
| 2016-05-26 14:16:52 | 棋幻旋律 | Well Constructed | |
| 2019-03-06 19:06:00 | arbitrageftw | Well Constructed | |
| 2019-08-15 19:35:27 | Starline | Well Constructed | |
| 2020-02-05 10:43:53 | searchl | Well Constructed |