diff --git a/src/infrastructure/platform/adapters/onebot_adapter.py b/src/infrastructure/platform/adapters/onebot_adapter.py
index 0a7b240..774f60e 100644
--- a/src/infrastructure/platform/adapters/onebot_adapter.py
+++ b/src/infrastructure/platform/adapters/onebot_adapter.py
@@ -257,10 +257,24 @@ class OneBotAdapter(PlatformAdapter):
                     )
 
                 elif seg_type == "image":
+                    # QQ 平台: subType=1 表示表情包，通过 raw_data 传递给下游统计
+                    sub_type = seg_data.get("subType", seg_data.get("sub_type"))
+                    # 安全地转换为整数，防止非数字值导致异常
+                    try:
+                        is_sticker = int(sub_type) == 1
+                    except (TypeError, ValueError):
+                        is_sticker = False
+                    # 只在 sub_type 有效时包含在 raw_data 中
+                    raw_data: dict[str, Any] = {"summary": seg_data.get("summary", "")}
+                    if sub_type is not None:
+                        raw_data["sub_type"] = int(sub_type)
                     contents.append(
                         MessageContent(
-                            type=MessageContentType.IMAGE,
+                            type=MessageContentType.EMOJI
+                            if is_sticker
+                            else MessageContentType.IMAGE,
                             url=seg_data.get("url", seg_data.get("file", "")),
+                            raw_data=raw_data,
                         )
                     )