diff --git a/frontend-web/src/position-roundtable/pages/PositionRoundtablePage.tsx b/frontend-web/src/position-roundtable/pages/PositionRoundtablePage.tsx
index ff015745..4e5488e4 100644
--- a/frontend-web/src/position-roundtable/pages/PositionRoundtablePage.tsx
+++ b/frontend-web/src/position-roundtable/pages/PositionRoundtablePage.tsx
@@ -1276,10 +1276,6 @@ function PositionDeliveryOverview({
   chain: BusinessChain | null;
   session: PositionRoundtableSession | null;
 }) {
-  const seatsByAgentId = useMemo(
-    () => new Map((chain?.seats ?? []).map((seat) => [seat.agent_id, seat])),
-    [chain],
-  );
   const items = useMemo<DeliveryOverviewItem[]>(() => {
     const sortedNodes = [...nodes].sort(
       (left, right) =>
@@ -1287,39 +1283,110 @@ function PositionDeliveryOverview({
         left.seatIndex - right.seatIndex ||
         left.agentId.localeCompare(right.agentId),
     );
-    const nodeItems = sortedNodes.map((node, index): DeliveryOverviewItem => {
-      const seat = seatsByAgentId.get(node.agentId);
-      const agentName = seat?.name ?? node.agentId;
-      const markdownArtifact = node.artifactManifest.find(artifactIsMarkdown);
+    const usedNodeKeys = new Set<string>();
+    const makeNodeItem = (
+      node: PositionRoundtableNode | null,
+      fallback: {
+        agentId: string;
+        name?: string | null;
+        positionId?: string | null;
+        stageIndex: number;
+        seatIndex: number;
+      },
+      index: number,
+    ): DeliveryOverviewItem => {
+      if (node) usedNodeKeys.add(node.nodeKey);
+      const agentName = fallback.name?.trim() || node?.agentId || fallback.agentId;
+      const status = node?.status ?? "ready";
+      const markdownArtifact = node?.artifactManifest.find(artifactIsMarkdown);
       const deliveredArtifactName = artifactName(markdownArtifact);
-      const statusLabel = nodeStatusMeta(node.status).label;
       const summary =
-        node.latestAnswer?.trim() ||
-        (node.status === "locked"
-          ? node.invalidatedBy
-            ? "上游交付已被驳回或重做，等待前序节点重新完成。"
-            : "等待上游阶段完成后解锁。"
-          : node.status === "running"
+        node?.latestAnswer?.trim() ||
+        (!node
+          ? "该席位已按业务链配置排入流程，等待生成会话节点或开始问答。"
+          : status === "locked"
+            ? node.invalidatedBy
+              ? "上游交付已被驳回或重做，等待前序节点重新完成。"
+              : "等待上游阶段完成后解锁。"
+          : status === "running"
             ? "智能体正在问答并生成 Markdown 报告。"
-            : node.status === "stale"
+            : status === "stale"
               ? "上游产物已更新，该席位需要基于最新结果重做。"
-              : node.status === "rejected"
+              : status === "rejected"
                 ? "产物已被驳回，需要重新问答并交付。"
                 : "该席位尚未交付 Markdown 报告。");
       return {
-        id: `node:${node.nodeKey}`,
+        id: node
+          ? `node:${node.nodeKey}`
+          : `seat:${fallback.stageIndex}:${fallback.seatIndex}:${fallback.agentId}`,
         kind: "node",
         agentName,
         productName:
           deliveredArtifactName ||
-          (node.status === "done" ? `${agentName}报告` : `待交付：${agentName} Markdown报告`),
+          (status === "done" ? `${agentName}报告` : `待交付：${agentName} Markdown报告`),
         summary,
-        positionId: node.positionId,
-        updatedAt: node.updatedAt,
-        status: node.status,
+        positionId: node?.positionId ?? fallback.positionId ?? null,
+        updatedAt: node?.updatedAt,
+        status,
         accent: FLOW_NODE_COLORS[index % FLOW_NODE_COLORS.length]!,
       };
-    });
+    };
+    const stagedSeatItems = chain
+      ? chainStages(chain).flatMap((stage, stageIndex) =>
+          stage.seats.map((seat, seatIndex) => {
+            const matchedNode =
+              nodes.find(
+                (node) =>
+                  node.stageIndex === stageIndex &&
+                  node.seatIndex === seatIndex &&
+                  node.agentId === seat.agent_id,
+              ) ??
+              nodes.find(
+                (node) =>
+                  node.agentId === seat.agent_id && !usedNodeKeys.has(node.nodeKey),
+              ) ??
+              null;
+            return makeNodeItem(
+              matchedNode,
+              {
+                agentId: seat.agent_id,
+                name: seat.name,
+                positionId: seat.position_id,
+                stageIndex,
+                seatIndex,
+              },
+              stageIndex + seatIndex,
+            );
+          }),
+        )
+      : sortedNodes.map((node, index) =>
+          makeNodeItem(
+            node,
+            {
+              agentId: node.agentId,
+              positionId: node.positionId,
+              stageIndex: node.stageIndex,
+              seatIndex: node.seatIndex,
+            },
+            index,
+          ),
+        );
+    const orphanNodeItems = chain
+      ? sortedNodes
+          .filter((node) => !usedNodeKeys.has(node.nodeKey) && !isIntentPositionNode(node))
+          .map((node, index) =>
+            makeNodeItem(
+              node,
+              {
+                agentId: node.agentId,
+                positionId: node.positionId,
+                stageIndex: node.stageIndex,
+                seatIndex: node.seatIndex,
+              },
+              stagedSeatItems.length + index,
+            ),
+          )
+      : [];
     const allDelivered = allExecutableNodesDone(nodes);
     const summarySnapshot = session?.summarySnapshot;
     const summaryArtifact = snapshotArtifact(summarySnapshot, "primary_artifact");
@@ -1342,7 +1409,8 @@ function PositionDeliveryOverview({
         status: intent ? "done" : "ready",
         accent: "#8b5cf6",
       },
-      ...nodeItems,
+      ...stagedSeatItems,
+      ...orphanNodeItems,
       {
         id: "builtin:summary",
         kind: "summary",
@@ -1380,7 +1448,7 @@ function PositionDeliveryOverview({
         accent: "#0ea5e9",
       },
     ];
-  }, [chain, intent, intentCompletedAt, nodes, seatsByAgentId, session]);
+  }, [chain, intent, intentCompletedAt, nodes, session]);
   const deliveredCount = items.filter((item) => item.status === "done").length;
 
   return (