diff --git a/_gpon/vendor.md b/_gpon/vendor.md
index 03f45d9f..0d4caac8 100644
--- a/_gpon/vendor.md
+++ b/_gpon/vendor.md
@@ -54,6 +54,7 @@ Here is a list of the most popular Vendor IDs:
 | `TPLG` | `54504c47` | TP-Link              |
 | `UBNT` | `55424e54` | Ubiquiti             |
 | `UGRD` | `55475244` | UGrid                |
+| `YOTC` | `594f5443` | YOTC                 |
 | `YHTC` | `59485443` | Youhua               |
 | `ZNTS` | `5a4e5453` | DZS                  |
 | `ZRMT` | `5a524d54` | Zaram                |