diff --git a/doc/devices/SWTG018AS_A_V2_0.md b/doc/devices/SWTG018AS_A_V2_0.md
index 5165ebcc..a6f8a895 100644
--- a/doc/devices/SWTG018AS_A_V2_0.md
+++ b/doc/devices/SWTG018AS_A_V2_0.md
@@ -1,9 +1,10 @@
 # SWTG018AS-A V2.0
 ## Brands
-| Brand  | Type             |Managed| PCB              | Flash           | Chip RTL      |
-|--------|------------------|-------|------------------|-----------------|---------------|
-| Ampcom | SWTG018AS-A V2.0 | No    | SWTG018AS-A V2.0 | 2MB             | 8273N + 8224N |
-| Horaco | HC-SWTGW218AS-A  | Yes   | SWTG018AS-A V2.0 | 2MB(25Q16JVSIQ) | 8273N + 8224N |
+| Brand   | Type             |Managed| PCB              | Flash           | Chip RTL      |
+|---------|------------------|-------|------------------|-----------------|---------------|
+| Ampcom  | SWTG018AS-A V2.0 | No    | SWTG018AS-A V2.0 | 2MB             | 8273N + 8224N |
+| Horaco  | HC-SWTGW218AS-A  | Yes   | SWTG018AS-A V2.0 | 2MB(25Q16JVSIQ) | 8273N + 8224N |
+| GoodTop | GT-ST018M        | Yes   | SWTG018AS-A V2.0 | ?               | 8273N + 8224N |
 
 
 The following is a documentation for the unmanaged switch marked as `SWTG018AS-A V2.0`.