diff --git a/packages/client/ui-conversation/src/client/chat/GenericCommandCard.tsx b/packages/client/ui-conversation/src/client/chat/GenericCommandCard.tsx
index 9137181265..676e433fa5 100644
--- a/packages/client/ui-conversation/src/client/chat/GenericCommandCard.tsx
+++ b/packages/client/ui-conversation/src/client/chat/GenericCommandCard.tsx
@@ -45,6 +45,7 @@ export function GenericCommandCard({ node, t, runningSummary }: GenericCommandCa
   const open = expanded && body !== null
   return (
     <div className={css.root} data-variant="others" data-state={state}>
+      {state === 'running' && <span className={a11yCss.visuallyHidden}>{t('row.running')}</span>}
       {state === 'error' && <span className={a11yCss.visuallyHidden}>{t('row.failed')}</span>}
       <DisclosureRow
         rowClassName={css.row}
diff --git a/packages/client/ui-conversation/tests/chat-view.spec.tsx b/packages/client/ui-conversation/tests/chat-view.spec.tsx
index d2589122e8..c828eeaeb8 100644
--- a/packages/client/ui-conversation/tests/chat-view.spec.tsx
+++ b/packages/client/ui-conversation/tests/chat-view.spec.tsx
@@ -1278,6 +1278,7 @@ describe('ChatView', () => {
     const xv = render(<executing.ChatView {...executing.props} />)
     expect(xv.container.querySelector('[data-state="running"]')).not.toBeNull()
     expect(xv.getByText('执行中…')).toBeTruthy()
+    expect(xv.getByText('运行中')).toBeTruthy()
 
     // Cross-window soft-fall (run page truncated): generic title, outcome preserved.
     const orphan = makeHarness({
diff --git a/packages/client/ui-tool/src/client/tool/ToolCallTree.tsx b/packages/client/ui-tool/src/client/tool/ToolCallTree.tsx
index 8091f26dff..3c71e2f4d4 100644
--- a/packages/client/ui-tool/src/client/tool/ToolCallTree.tsx
+++ b/packages/client/ui-tool/src/client/tool/ToolCallTree.tsx
@@ -1,5 +1,5 @@
 /** Root/subcall Tool composition with one keyed atomic dispatch path. */
-import { memo, useMemo } from 'react'
+import { memo, useMemo, type ReactNode } from 'react'
 import type { CodeSubCall, ToolCallBlock } from '@deepseek-ai/dsh-client-runtime/client'
 import type { ToolCallOwnerProps, ToolTreeProps } from '../contract/slots.ts'
 import { GenericToolCard } from './toolviews/GenericToolCard.tsx'
@@ -12,12 +12,13 @@ function subCallName(node: CodeSubCall): string {
 
 /** One atomic call dispatched through the Tool-owned keyed slot. */
 const ToolCall = memo(function ToolCall({
-  renderSlot, callId, toolName, block, openFile, selected, cwd, inspectCall, t,
+  renderSlot, callId, toolName, block, openFile, selected, cwd, inspectCall, t, children,
 }: Pick<ToolTreeProps, 'renderSlot' | 'openFile' | 'cwd' | 'inspectCall' | 't'> & {
   callId: string
   toolName: string
   block: ToolCallBlock
   selected: boolean
+  children?: ReactNode
 }) {
   const owner: ToolCallOwnerProps = useMemo(() => ({
     callId,
@@ -38,6 +39,7 @@ const ToolCall = memo(function ToolCall({
         entryKey: toolName,
         fallback: <GenericToolCard {...owner} t={t} />,
       })}
+      {children}
     </div>
   )
 })
@@ -53,18 +55,17 @@ export function ToolCallTree({
 }: ToolTreeProps) {
   const subCalls = useSession(snapshot => snapshot.codeDispatches.get(callId))
   return (
-    <>
-      <ToolCall
-        renderSlot={renderSlot}
-        callId={callId}
-        toolName={toolName}
-        block={block}
-        openFile={openFile}
-        selected={callId === selectedCallId}
-        cwd={cwd}
-        inspectCall={inspectCall}
-        t={t}
-      />
+    <ToolCall
+      renderSlot={renderSlot}
+      callId={callId}
+      toolName={toolName}
+      block={block}
+      openFile={openFile}
+      selected={callId === selectedCallId}
+      cwd={cwd}
+      inspectCall={inspectCall}
+      t={t}
+    >
       {subCalls !== undefined && subCalls.length > 0 ? (
         <div className={css.subCalls} data-subcalls>
           {subCalls.map(node => (
@@ -83,6 +84,6 @@ export function ToolCallTree({
           ))}
         </div>
       ) : null}
-    </>
+    </ToolCall>
   )
 }
diff --git a/packages/client/ui-tool/tests/tool-call-tree.spec.tsx b/packages/client/ui-tool/tests/tool-call-tree.spec.tsx
index 0720ba5642..c8c31ad365 100644
--- a/packages/client/ui-tool/tests/tool-call-tree.spec.tsx
+++ b/packages/client/ui-tool/tests/tool-call-tree.spec.tsx
@@ -57,6 +57,8 @@ describe('ToolCallTree', () => {
     const view = render(
       <ToolCallTree {...props(block, new Map([['parent', [child]]]), child.callId)} />,
     )
+    expect(view.container.querySelector('[data-subcalls]')?.parentElement)
+      .toBe(view.container.querySelector('[data-chat-call-id="parent"]'))
     expect(view.container.querySelector('[data-chat-call-id="parent"]')?.hasAttribute('data-selected')).toBe(false)
     expect(view.container.querySelector('[data-chat-call-id="parent:code:1"]')?.getAttribute('data-selected')).toBe('true')
   })