| February 2021 |
| 19/02/21 | The alliance PTU-X was founded. |
| Founding members::  Lilei, hanmeimei and QQ2021. |
|  The alliance reaches a population more than 1,000. |
|
| 22/02/21 | Joining of:yzy15778, ord71029 and lvq11039. |
|
| 23/02/21 | Joining of:vhu72360, iaa54740 and hia46803. |
|
| 24/02/21 | Joining of:home, polly, sensor, land, jzm55950 and rhd05363. |
| The alliance reaches a population more than 5,000. |
|
| 25/02/21 | Joining of:wuliao. |
|
| 27/02/21 | The alliance reaches a population more than 10,000. |
| March 2021 |
|
| 11/03/21 | Joining of:edn73496. |
|
| 12/03/21 | Joining of:ybr25924 and adx25113. |
|
| 13/03/21 | Deletion of:yzy15778 ord71029 lvq11039 vhu72360 iaa54740 hia46803 land jzm55950 and rhd05363. |
|
| 17/03/21 | Deletion of:edn73496 ybr25924 and adx25113. |
|
| 22/03/21 | Deletion of:Lilei. |
| April 2021 |
|
| 08/04/21 | Deletion of:sensor. |