diff --git a/src/renderer/ui/panels/ChroniclePanel.tsx b/src/renderer/ui/panels/ChroniclePanel.tsx
index 4271d39..14df8e0 100644
--- a/src/renderer/ui/panels/ChroniclePanel.tsx
+++ b/src/renderer/ui/panels/ChroniclePanel.tsx
@@ -1,5 +1,5 @@
 import { useGameStore } from '../store'
-import { useMemo, useState } from 'react'
+import { useMemo, useState, memo } from 'react'
 
 const CAT_NAME: Record<string, string> = {
   birth: '诞庆',
@@ -61,6 +61,7 @@ export default function ChroniclePanel() {
   if (!world) return null
   const battles = world.state.battles.slice().reverse()
   const battle = battles.find((b) => b.id === battleId)
+  const groupedEntries = useMemo(() => grouped(entries), [entries])
 
   return (
     <div>
@@ -99,7 +100,7 @@ export default function ChroniclePanel() {
         ))}
       </div>
       <div className="chronicle-list">
-        {grouped(entries).map((g) => (
+        {groupedEntries.map((g) => (
           <div key={g.year}>
             <div className="ch-yearbar">{g.year}年 <span className="dim2">{g.items.length}条 · {statOf(g)}</span></div>
             {g.items.map((e) => (
diff --git a/src/renderer/ui/panels/DiplomacyPanel.tsx b/src/renderer/ui/panels/DiplomacyPanel.tsx
index 0d71269..eae5a0a 100644
--- a/src/renderer/ui/panels/DiplomacyPanel.tsx
+++ b/src/renderer/ui/panels/DiplomacyPanel.tsx
@@ -1,12 +1,89 @@
 import { useGameStore } from '../store'
 import { npcById } from '../../game/data/npcs'
 import { giftNpc, makePeace, marryNpcFamily, calcGiftGain, GIFT_TIERS } from '../../game/engine/runtime/Systems/diplomacy'
-import { useMemo } from 'react'
+import { useMemo, memo } from 'react'
 import { MAJOR_NAMES } from '../../game/data/realms'
+import type { World } from '../../game/engine/runtime/World'
+import type { NpcFamilyState } from '../../game/types/domain'
 
 const REL_TYPE = (r: number) =>
   r >= 80 ? ['死生之交', 'good'] : r >= 50 ? ['通好之势', 'good'] : r >= 25 ? ['友善', 'warn'] : r >= 10 ? ['温和', 'warn'] : r > -10 ? ['中立', ''] : r > -30 ? ['嫌隙', ''] : r > -50 ? ['敌对', 'bad'] : ['仇雠', 'bad']
 
+const NpcRow = memo(function NpcRow({ npc, world, bump }: { npc: NpcFamilyState; world: World; bump: () => void }) {
+  const def = npcById(npc.id)
+  if (!def) return null
+  const [relLabel, relCls] = REL_TYPE(npc.relation)
+  const married = npc.allied
+  return (
+    <div className="npc-row">
+      <div className="npc-name">
+        <div style={{ fontSize: '1.15rem' }}>{npc.name}</div>
+        <div className="dim2" style={{ fontSize: '0.78rem' }}>{def.style} · {npc.region}</div>
+      </div>
+      <div className="relation-bar">
+        <div className="bar" style={{ borderColor: npc.relation >= 0 ? '#2e5a2e' : '#6e2f2f' }}>
+          <div
+            style={{
+              width: `${(npc.relation + 100) / 2}%`,
+              background: npc.relation >= 0 ? '#5a8a44' : '#8a4444'
+            }}
+          />
+        </div>
+        <div className={`dim ${relCls}`} style={{ marginTop: 4, fontSize: '0.82rem' }}>
+          关系{npc.relation} · {relLabel} · 势力{npc.power}
+        </div>
+      </div>
+      <div className="relation-num">
+        <span className="dim2">{MAJOR_NAMES[def.leaderRealm]}宗主</span>
+      </div>
+      <div style={{ display: 'flex', gap: 6 }}>
+        {GIFT_TIERS.map((t) => (
+          <button
+            key={t}
+            className="btn btn-sm"
+            disabled={world.state.family.stones < t}
+            title={`关系 +${calcGiftGain(t)}`}
+            onClick={() => { giftNpc(world, npc.id, t); bump() }}
+          >
+            赠礼{t}(+{calcGiftGain(t)})
+          </button>
+        ))}
+
+        <button
+          className="btn btn-sm"
+          disabled={npc.relation < 25 || married}
+          title={npc.relation < 25 ? `需关系≥25（当前${npc.relation}）` : married ? '一姓已结亲' : '关系≥25方可联姻'}
+          onClick={() => { marryNpcFamily(world, npc.id); bump() }}
+        >
+          {married ? '已联姻' : '联姻'}
+        </button>
+        <button
+          className="btn btn-sm"
+          title="关系-20，可能招致劫掠；每年一次"
+          onClick={() => {
+            if (window.confirm(`向${npc.name}寻衅？关系将下降 20，可能招致劫掠。`)) {
+              world.tauntNpc(npc.id)
+              bump()
+            }
+          }}
+        >
+          寻衅
+        </button>
+        {npc.relation < -30 && (
+          <button
+            className="btn btn-sm"
+            disabled={world.state.family.stones < 200}
+            title={world.state.family.stones < 200 ? '需灵石 200' : '与对方结下和约'}
+            onClick={() => { makePeace(world, npc.id); bump() }}
+          >
+            议和
+          </button>
+        )}
+      </div>
+    </div>
+  )
+})
+
 export default function DiplomacyPanel() {
   const world = useGameStore((s) => s.world)
   const bump = useGameStore((s) => s.bump)
@@ -23,80 +100,9 @@ export default function DiplomacyPanel() {
       <div className="help-text">
         外交之道：送礼结好、联姻通好；仇恨过深的老对家会遣队劫掠。家族声望同样影响诸家态度。
       </div>
-      {sorted.map((npc) => {
-        const def = npcById(npc.id)
-        if (!def) return null
-        const [relLabel, relCls] = REL_TYPE(npc.relation)
-        const married = npc.allied
-        return (
-          <div key={npc.id} className="npc-row">
-            <div className="npc-name">
-              <div style={{ fontSize: '1.15rem' }}>{npc.name}</div>
-              <div className="dim2" style={{ fontSize: '0.78rem' }}>{def.style} · {npc.region}</div>
-            </div>
-            <div className="relation-bar">
-              <div className="bar" style={{ borderColor: npc.relation >= 0 ? '#2e5a2e' : '#6e2f2f' }}>
-                <div
-                  style={{
-                    width: `${(npc.relation + 100) / 2}%`,
-                    background: npc.relation >= 0 ? '#5a8a44' : '#8a4444'
-                  }}
-                />
-              </div>
-              <div className={`dim ${relCls}`} style={{ marginTop: 4, fontSize: '0.82rem' }}>
-                关系{npc.relation} · {relLabel} · 势力{npc.power}
-              </div>
-            </div>
-            <div className="relation-num">
-              <span className="dim2">{MAJOR_NAMES[def.leaderRealm]}宗主</span>
-            </div>
-            <div style={{ display: 'flex', gap: 6 }}>
-              {GIFT_TIERS.map((t) => (
-                <button
-                  key={t}
-                  className="btn btn-sm"
-                  disabled={w.state.family.stones < t}
-                  title={`关系 +${calcGiftGain(t)}`}
-                  onClick={() => { giftNpc(w, npc.id, t); bump() }}
-                >
-                  赠礼{t}(+{calcGiftGain(t)})
-                </button>
-              ))}
-
-              <button
-                className="btn btn-sm"
-                disabled={npc.relation < 25 || married}
-                title={npc.relation < 25 ? `需关系≥25（当前${npc.relation}）` : married ? '一姓已结亲' : '关系≥25方可联姻'}
-                onClick={() => { marryNpcFamily(w, npc.id); bump() }}
-              >
-                {married ? '已联姻' : '联姻'}
-              </button>
-              <button
-                className="btn btn-sm"
-                title="关系-20，可能招致劫掠；每年一次"
-                onClick={() => {
-                  if (window.confirm(`向${npc.name}寻衅？关系将下降 20，可能招致劫掠。`)) {
-                    w.tauntNpc(npc.id)
-                    bump()
-                  }
-                }}
-              >
-                寻衅
-              </button>
-              {npc.relation < -30 && (
-                <button
-                  className="btn btn-sm"
-                  disabled={w.state.family.stones < 200}
-                  title={w.state.family.stones < 200 ? '需灵石 200' : '与对方结下和约'}
-                  onClick={() => { makePeace(w, npc.id); bump() }}
-                >
-                  议和
-                </button>
-              )}
-            </div>
-          </div>
-        )
-      })}
+      {sorted.map((npc) => (
+        <NpcRow key={npc.id} npc={npc} world={w} bump={bump} />
+      ))}
       <div className="dim2" style={{ marginTop: 12 }}>
         示好请用灵石铺路；寻衅会立刻恶化关系，且可能招致劫掠或围庄。
       </div>
diff --git a/src/renderer/ui/panels/WorldPanel.tsx b/src/renderer/ui/panels/WorldPanel.tsx
index c37ee7f..e441a20 100644
--- a/src/renderer/ui/panels/WorldPanel.tsx
+++ b/src/renderer/ui/panels/WorldPanel.tsx
@@ -1,5 +1,5 @@
 import { useGameStore } from '../store'
-import { useMemo } from 'react'
+import { useMemo, memo } from 'react'
 import { npcById } from '../../game/data/npcs'
 import { MAJOR_NAMES } from '../../game/data/realms'
 import type { WorldSimState } from '../../game/engine/sim/worldsim-data'
@@ -7,10 +7,53 @@ import { POOL_BASE, WORLDSIM, ERA_CONF } from '../../game/engine/sim/worldsim-da
 import { combatPowerOf } from '../../game/engine/runtime/Systems/combat'
 import { sellItem, buyItem, marketPrice } from '../../game/engine/sim/Market'
 import { useState } from 'react'
+import type { World } from '../../game/engine/runtime/World'
 
 const RES_LABEL: Record<string, string> = { lingcao: '灵草', lingkuang: '灵矿', beastcore: '兽核' }
 const REALM_IDX = ['mortal', 'qi', 'foundation', 'core', 'nascent', 'spirit'] as const
 
+/** 0.1.40 memo 化天下快讯——120 条 newsFeed 不随主面板其他状态变动重渲染 */
+const NewsList = memo(function NewsList({ news, world, bump }: { news: { year: number; month: number; src: string; text: string; itemId?: string; kind?: string }[]; world: World; bump: () => void }) {
+  return (
+    <>
+      {news.length === 0 && <div className="dim2">风平浪静，尚无消息。</div>}
+      {news.map((row, i) => {
+        const canBuy = row.kind === 'quote' && row.itemId && world.state.family.stones >= marketPrice(world, row.itemId) * 5
+        const canSell = row.kind === 'quote' && row.itemId && (world.state.family.inventory[row.itemId] ?? 0) >= 5
+        const isCrisis = row.kind === 'calamity'
+        return (
+        <div key={i} className="ch-item" style={{ padding: '5px 8px' }}>
+          <span className="ch-month">{row.year}年{row.month}月</span>
+          <span>{row.text}</span>
+          {isCrisis && world.state.family.stones >= 50 && (
+            <span style={{ marginLeft: 8 }}>
+              <button
+                className="btn btn-sm"
+                title="引粥施药，换两家之谊"
+                onClick={() => {
+                  world.reliefCalamity(50)
+                  bump()
+                }}
+              >救济</button>
+            </span>
+          )}
+          {canBuy && (
+            <span style={{ marginLeft: 8 }}>
+              <button className="btn btn-sm" title="行情见底，出手吃进（买5）" onClick={() => { buyItem(world, row.itemId!, 5); bump() }}>吃进5</button>
+            </span>
+          )}
+          {canSell && !canBuy && (
+            <span style={{ marginLeft: 8 }}>
+              <button className="btn btn-sm" title="行情见顶，集市抛售（卖5）" onClick={() => { sellItem(world, row.itemId!, 5); bump() }}>抛售5</button>
+            </span>
+          )}
+        </div>
+        )
+      })}
+    </>
+  )
+})
+
 export default function WorldPanel() {
   const world = useGameStore((s) => s.world)
   const bump = useGameStore((s) => s.bump)
@@ -123,40 +166,7 @@ export default function WorldPanel() {
         <div>
           <h4 className="dim" style={{ margin: '4px 0 6px' }}>天下快讯</h4>
           <div style={{ display: 'flex', flexDirection: 'column', gap: 6, maxHeight: 380, overflowY: 'auto' }}>
-            {news.length === 0 && <div className="dim2">风平浪静，尚无消息。</div>}
-            {news.map((row, i) => {
-              const canBuy = row.kind === 'quote' && row.itemId && w.state.family.stones >= marketPrice(w, row.itemId) * 5
-              const canSell = row.kind === 'quote' && row.itemId && (w.state.family.inventory[row.itemId] ?? 0) >= 5
-              const isCrisis = row.kind === 'calamity'
-              return (
-              <div key={i} className="ch-item" style={{ padding: '5px 8px' }}>
-                <span className="ch-month">{row.year}年{row.month}月</span>
-                <span>{row.text}</span>
-                {isCrisis && w.state.family.stones >= 50 && (
-                  <span style={{ marginLeft: 8 }}>
-                    <button
-                      className="btn btn-sm"
-                      title="引粥施药，换两家之谊"
-                      onClick={() => {
-                        w.reliefCalamity(50)
-                        bump()
-                      }}
-                    >救济</button>
-                  </span>
-                )}
-                {canBuy && (
-                  <span style={{ marginLeft: 8 }}>
-                    <button className="btn btn-sm" title="行情见底，出手吃进（买5）" onClick={() => { buyItem(w, row.itemId!, 5); bump() }}>吃进5</button>
-                  </span>
-                )}
-                {canSell && !canBuy && (
-                  <span style={{ marginLeft: 8 }}>
-                    <button className="btn btn-sm" title="行情见顶，集市抛售（卖5）" onClick={() => { sellItem(w, row.itemId!, 5); bump() }}>抛售5</button>
-                  </span>
-                )}
-              </div>
-              )
-            })}
+            <NewsList news={news} world={w} bump={bump} />
           </div>
         </div>
         <div>