diff --git a/engine/app/session_store.py b/engine/app/session_store.py
index 6b4aa2b..caf5f2b 100644
--- a/engine/app/session_store.py
+++ b/engine/app/session_store.py
@@ -74,6 +74,10 @@ def naive_fill_slots(message: str, slots_meta: list[dict[str, Any]], current: di
         set_slot("scenario", "户外监测")
     elif "实验室" in text:
         set_slot("scenario", "实验室")
+    elif any(k in text for k in ("冷链", "药品", "疫苗", "生鲜", "冷冻", "温度记录", "记录仪")):
+        set_slot("scenario", text if len(text) <= 40 else "冷链温度监测")
+    if "Fresh Tag" in text or "fresh tag" in text.lower():
+        set_slot("scenario", "Fresh Tag 1 冷链温度记录")
 
     # 本轮若已通过关键词写入至少一个槽，就不再把整句灌进其它空槽
     if touched: