diff --git a/ChanPivotMonitor.py b/ChanPivotMonitor.py
index 296704d..778ae2a 100644
--- a/ChanPivotMonitor.py
+++ b/ChanPivotMonitor.py
@@ -27,7 +27,7 @@ class ChanPivotMonitor:
         self._current_bi_count: int = 0
         self._current_is_sure: bool = False
         self._current_state: Optional[dict] = None
-        self._duration_added_for_zs: set = set()  # 已加入窗口的中枢 ID
+        self._duration_added_for_zs: set = set()  # 已加入窗口的中枢 ID（上限 200）
 
     # ------------------------------------------------------------------
     # Public API
@@ -87,7 +87,7 @@ class ChanPivotMonitor:
             "gg": round(zs.gg, 6),
             "dd": round(zs.dd, 6),
             **features,
-            "start_time": str(zs.start_time) if hasattr(zs, "start_time") and zs.start_time else None,
+            "start_time": str(t) if (t := getattr(zs, "start_time", None)) else None,
         }
 
         # 中枢刚变为已确认时，将其 duration 加入滚动窗口
diff --git a/bsp_monitor/main.py b/bsp_monitor/main.py
index fb997f5..c2fa77f 100644
--- a/bsp_monitor/main.py
+++ b/bsp_monitor/main.py
@@ -48,6 +48,19 @@ def _bi_id(bi) -> Optional[tuple]:
     return (bi.start_klc.start_time,)
 
 
+def _push_bsp(engine: ChanEngine, bsp, symbol: str, name: str) -> bool:
+    """推送 BSP 到 Telegram（带去重）。"""
+    if bsp.klc is None:
+        return False
+    key = f"{symbol}_{bsp.type}_{bsp.klc.end_time}"
+    msg = engine.format_bsp_detail(bsp, symbol)
+    msg = _escape_html(msg)
+    if send_bsp_alert(msg, bsp_key=key):
+        logger.info(f"[{name}] ✅ BSP: {key}")
+        return True
+    return False
+
+
 @dataclass
 class SymbolState:
     symbol: str
@@ -120,11 +133,7 @@ class BSPMonitor:
 
             bsp = engine.get_bsp_for_bi(last_confirmed)
             if bsp:
-                key = f"{symbol}_{bsp.type}_{bsp.klc.end_time}"
-                msg = engine.format_bsp_detail(bsp, symbol)
-                msg = _escape_html(msg)
-                if send_bsp_alert(msg, bsp_key=key):
-                    logger.info(f"[{name}] ✅ BSP: {key}")
+                _push_bsp(engine, bsp, symbol, name)
 
             logger.info(
                 f"[{name}] 首次完成 — {len(confirmed)} 笔, "
@@ -145,11 +154,7 @@ class BSPMonitor:
         # 7. 检查刚被分型确认这笔的终点是否为 BSP
         bsp = engine.get_bsp_for_bi(last_confirmed)
         if bsp:
-            key = f"{symbol}_{bsp.type}_{bsp.klc.end_time}"
-            msg = engine.format_bsp_detail(bsp, symbol)
-            msg = _escape_html(msg)
-            if send_bsp_alert(msg, bsp_key=key):
-                logger.info(f"[{name}] ✅ BSP: {key}")
+            _push_bsp(engine, bsp, symbol, name)
 
         # 8. 中枢特征更新
         pivot_state = st.pivot_monitor.update(engine.bi_zs_list)
@@ -207,7 +212,7 @@ class BSPMonitor:
         logger.info(f"Telegram: {'已配置' if BOT_TOKEN and CHAT_ID else '⚠️ 未配置'}")
         logger.info("=" * 50)
 
-        logger.info("首次运行（初始化，不推送）...")
+        logger.info("首次运行（初始化）...")
         await self.tick()
 
         while True: