diff --git a/backend/platform-bridge/internal/bridge/router.go b/backend/platform-bridge/internal/bridge/router.go
index 9f0e967..f29f22f 100644
--- a/backend/platform-bridge/internal/bridge/router.go
+++ b/backend/platform-bridge/internal/bridge/router.go
@@ -128,7 +128,7 @@ func (r *PlatformRouter) SetMessageHandler(h MessageHandler) {
 }
 
 // RouteMessage converts a platform message to unified, checks permissions, and dispatches.
-// adapterKey is the config name (e.g., "qq", "qq-home") used to look up the adapter instance.
+// adapterKey is the config name (e.g., "obv11", "obv11-home") used to look up the adapter instance.
 func (r *PlatformRouter) RouteMessage(adapterKey string, rawMsg interface{}) (*UnifiedResponse, error) {
 	a, err := r.GetAdapter(adapterKey)
 	if err != nil {
@@ -156,7 +156,7 @@ func (r *PlatformRouter) RouteMessage(adapterKey string, rawMsg interface{}) (*U
 	}
 
 	// Resolve identity (nil for unknown users; caller decides routing).
-	// Use platform type (e.g. "qq") for identity resolution, not adapter key.
+	// Use platform type (e.g. "obv11") for identity resolution, not adapter key.
 	identity := r.mapper.ResolveOrNil(a.PlatformName(), unified.SenderID)
 	if identity != nil {
 		unified.SenderID = identity.CyreneUser
diff --git a/backend/platform-bridge/internal/config/store.go b/backend/platform-bridge/internal/config/store.go
index 28f8af9..64dabc7 100644
--- a/backend/platform-bridge/internal/config/store.go
+++ b/backend/platform-bridge/internal/config/store.go
@@ -14,7 +14,7 @@ import (
 type PlatformConfig struct {
 	ID        string            `json:"id"`        // immutable unique ID, generated at creation
 	Name      string            `json:"name"`      // config key, e.g. "qq-main", "qq-work"
-	Platform  string            `json:"platform"`  // base platform type: "qq", "telegram", etc.
+	Platform  string            `json:"platform"`  // base platform type: "obv11", "telegram", etc.
 	Enabled   bool              `json:"enabled"`
 	Label     string            `json:"label"`
 	Fields    map[string]string `json:"fields"`
diff --git a/backend/platform-bridge/internal/handler/config_handler.go b/backend/platform-bridge/internal/handler/config_handler.go
index 73330db..a5a8b38 100644
--- a/backend/platform-bridge/internal/handler/config_handler.go
+++ b/backend/platform-bridge/internal/handler/config_handler.go
@@ -9,7 +9,7 @@ import (
 )
 
 var validPlatformTypes = map[string]bool{
-	"qq": true, "telegram": true, "webhook": true,
+	"obv11": true, "telegram": true, "webhook": true,
 	"wechat": true, "feishu": true, "discord": true,
 }
 
diff --git a/backend/platform-bridge/internal/handler/log_handler.go b/backend/platform-bridge/internal/handler/log_handler.go
index e169860..9facd82 100644
--- a/backend/platform-bridge/internal/handler/log_handler.go
+++ b/backend/platform-bridge/internal/handler/log_handler.go
@@ -29,7 +29,7 @@ func (h *LogHandler) handleLogs(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	// Resolve platform type from config name (e.g. "qq-home" → "qq").
+	// Resolve platform type from config name (e.g. "obv11-home" → "obv11").
 	platform := name
 	if h.store != nil {
 		if cfg, err := h.store.Get(name); err == nil && cfg.Platform != "" {