diff --git a/src/connection.rs b/src/connection.rs
index 44f8fef..60aa344 100644
--- a/src/connection.rs
+++ b/src/connection.rs
@@ -95,7 +95,7 @@ pub struct ConnectionStatus {
     pub next_client_handle: u32,
     pub client_handle_map: HashMap<u32, Uuid>, // client_handle -> point_id
     pub monitored_item_map: HashMap<Uuid, u32>, // point_id -> monitored_item_id
-    pub poll_points: Vec<PollPointInfo>, // 正在轮询的点集合
+    pub poll_points: Arc<Vec<PollPointInfo>>, // 正在轮询的点集合
     poll_handle: Option<JoinHandle<()>>, // 统一的轮询任务句柄
     heartbeat_handle: Option<JoinHandle<()>>, // 心跳任务句柄
 }
@@ -370,7 +370,7 @@ impl ConnectionManager {
                 let poll_points = {
                     let status = status_ref.read().await;
                     status.get(&source_id)
-                        .map(|conn_status| conn_status.poll_points.clone())
+                        .map(|conn_status| Arc::clone(&conn_status.poll_points))
                         .unwrap_or_default()
                 };
 
@@ -458,7 +458,7 @@ impl ConnectionManager {
                 for point in points {
                     // 检查点是否已经在轮询列表中
                     if !conn_status.poll_points.iter().any(|p| p.point_id == point.point_id) {
-                        conn_status.poll_points.push(PollPointInfo {
+                        Arc::make_mut(&mut conn_status.poll_points).push(PollPointInfo {
                             point_id: point.point_id,
                             external_id: point.external_id.clone(),
                         });
@@ -592,7 +592,7 @@ impl ConnectionManager {
                 next_client_handle: 1000,
                 client_handle_map: HashMap::new(),
                 monitored_item_map: HashMap::new(),
-                poll_points: Vec::new(),
+                poll_points: Arc::new(Vec::new()),
                 poll_handle: None,
                 heartbeat_handle: None,
             },
@@ -622,7 +622,7 @@ impl ConnectionManager {
                 client_handle_map: HashMap::new(),
                 monitored_item_map: HashMap::new(),
                 next_client_handle: 1000,
-                poll_points: Vec::new(),
+                poll_points: Arc::new(Vec::new()),
                 poll_handle: None,
                 heartbeat_handle: None,
             },
@@ -653,7 +653,7 @@ impl ConnectionManager {
         {
             let mut status = self.status.write().await;
             if let Some(conn_status) = status.get_mut(&source_id) {
-                conn_status.poll_points.clear();
+                Arc::make_mut(&mut conn_status.poll_points).clear();
                 if let Some(handle) = conn_status.poll_handle.take() {
                     handle.abort();
                 }
@@ -685,7 +685,7 @@ impl ConnectionManager {
             {
                 let mut status = self.status.write().await;
                 if let Some(conn_status) = status.get_mut(&source_id) {
-                    conn_status.poll_points.clear();
+                    Arc::make_mut(&mut conn_status.poll_points).clear();
                     if let Some(handle) = conn_status.poll_handle.take() {
                         handle.abort();
                     }
@@ -1154,7 +1154,7 @@ impl ConnectionManager {
                         .monitored_item_map
                         .insert(point.point_id, monitored_item_result.result.monitored_item_id);
                     // 从轮询列表中移除该点
-                    conn_status.poll_points.retain(|p| p.point_id != point.point_id);
+                    Arc::make_mut(&mut conn_status.poll_points).retain(|p| p.point_id != point.point_id);
                 }
             } else {
                 tracing::error!(
@@ -1302,7 +1302,7 @@ impl ConnectionManager {
             let mut status = self.status.write().await;
             if let Some(conn_status) = status.get_mut(&source_id) {
                 let before_count = conn_status.poll_points.len();
-                conn_status.poll_points.retain(|p| !target_ids.contains(&p.point_id));
+                Arc::make_mut(&mut conn_status.poll_points).retain(|p| !target_ids.contains(&p.point_id));
                 let after_count = conn_status.poll_points.len();
                 before_count - after_count
             } else {