| Prefix | Block | Addresses | First registered | Organization |
|---|---|---|---|---|
| 00:19:F0 | MA-L | 16.8 million | 16 Oct 2006 | UNION MAN TECHNOLOGY CO.,LTD |
| 3C:0C:DB | MA-L | 16.8 million | 1 Mar 2017 | UNION MAN TECHNOLOGY CO.,LTD |
| 40:F4:FD | MA-L | 16.8 million | 3 Nov 2021 | UNION MAN TECHNOLOGY CO.,LTD |
| 48:CA:C6 | MA-L | 16.8 million | 16 Nov 2021 | UNION MAN TECHNOLOGY CO.,LTD |
| 54:72:5E | MA-L | 16.8 million | 30 Dec 2020 | UNION MAN TECHNOLOGY CO.,LTD |
| 64:E0:AB | MA-L | 16.8 million | 6 Dec 2020 | UNION MAN TECHNOLOGY CO.,LTD |
| 8C:BA:25 | MA-L | 16.8 million | 5 Sep 2019 | UNION MAN TECHNOLOGY CO.,LTD |
| A0:1C:87 | MA-L | 16.8 million | 30 Sep 2021 | UNION MAN TECHNOLOGY CO.,LTD |
| A8:BD:3A | MA-L | 16.8 million | 14 Dec 2013 | UNION MAN TECHNOLOGY CO.,LTD |
| D4:38:44 | MA-L | 16.8 million | 8 Jan 2023 | UNION MAN TECHNOLOGY CO.,LTD |
| F4:D9:C6 | MA-L | 16.8 million | 10 Oct 2019 | UNION MAN TECHNOLOGY CO.,LTD |
| F8:14:FE | MA-L | 16.8 million | 6 Oct 2021 | UNION MAN TECHNOLOGY CO.,LTD |
Former UNIONMAN TECHNOLOGY CO.,LTD MAC address blocks
The IEEE registry once carried 12 blocks registered to UNIONMAN TECHNOLOGY CO.,LTD. All 12 blocks are now registered to UNION MAN TECHNOLOGY CO.,LTD. UNION MAN TECHNOLOGY CO.,LTD took over all of them.
Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.