diff --git a/src/app/[locale]/timeline/page.tsx b/src/app/[locale]/timeline/page.tsx
index 6d52c6c..41947cb 100644
--- a/src/app/[locale]/timeline/page.tsx
+++ b/src/app/[locale]/timeline/page.tsx
@@ -1,7 +1,8 @@
 import { getAIEvents } from '@/hooks/useAIEvents';
+import { TimelineSection } from '@/components/timeline/TimelineSection';
 import { Metadata } from 'next';
 
-export const revalidate = 3600; // ISR 1小时
+export const revalidate = 3600;
 
 export async function generateMetadata({
   params,
@@ -13,25 +14,21 @@ export async function generateMetadata({
   return {
     title: locale === 'zh' ? 'AI 发展时间轴' : 'AI Timeline',
     description: locale === 'zh'
-      ? '探索人工智能大语言模型的发展历程，从 2017 年 Transformer 到今天'
-      : 'Explore the evolution of AI large language models from 2017 Transformer to today',
+      ? '探索人工智能大语言模型的发展历程'
+      : 'Explore the evolution of AI large language models',
   };
 }
 
 export default async function TimelinePage() {
   const events = await getAIEvents();
 
-  // 按年份分组
   const eventsByYear = events.reduce((acc, event) => {
     const year = new Date(event.eventDate).getFullYear();
-    if (!acc[year]) {
-      acc[year] = [];
-    }
+    if (!acc[year]) acc[year] = [];
     acc[year].push(event);
     return acc;
   }, {} as Record<number, typeof events>);
 
-  // 按年份降序排序
   const sortedYears = Object.keys(eventsByYear)
     .map(Number)
     .sort((a, b) => b - a);
@@ -53,7 +50,6 @@ export default async function TimelinePage() {
 
   return (
     <div className="min-h-screen bg-background-light dark:bg-background-dark">
-      {/* Header */}
       <header className="pt-32 pb-16 px-4 max-w-[1600px] mx-auto">
         <div className="text-center">
           <h1 className="font-display font-black text-6xl md:text-8xl tracking-tight leading-none text-black dark:text-white mb-6">
@@ -65,91 +61,14 @@ export default async function TimelinePage() {
         </div>
       </header>
 
-      {/* Timeline */}
       <main className="px-4 md:px-12 max-w-[1600px] mx-auto pb-32">
         {sortedYears.map((year, index) => (
-          <section
+          <TimelineSection
             key={year}
-            className={`relative min-h-[500px] mb-32 flex ${
-              index % 2 === 0 ? 'flex-row' : 'flex-row-reverse'
-            }`}
-          >
-            {/* Year Label */}
-            <div
-              className={`absolute ${index % 2 === 0 ? 'left-0' : 'right-0'} -top-8 z-20`}
-            >
-              <div
-                className={`${
-                  index % 2 === 0 ? 'bg-primary' : 'bg-secondary'
-                } border-4 border-black px-6 py-2 ${
-                  index % 2 === 0 ? '-rotate-2' : 'rotate-2'
-                } shadow-hard`}
-              >
-                <span className="font-display font-black text-3xl md:text-5xl">
-                  {year}
-                </span>
-              </div>
-            </div>
-
-            {/* Events Container */}
-            <div
-              className={`w-full ${
-                index % 2 === 0 ? 'pl-0 md:pl-8 pr-0 md:pr-32' : 'pl-0 md:pl-32 pr-0 md:pr-8'
-              } pt-20`}
-            >
-              <div className="flex flex-nowrap overflow-x-visible items-center justify-start">
-                {eventsByYear[year].map((event, eventIndex) => (
-                  <div
-                    key={event.id}
-                    className="stack-card relative w-72 h-96 flex-shrink-0 bg-surface-light dark:bg-surface-dark border-4 border-black dark:border-white p-4 shadow-hard -mr-48 md:-mr-56 hover:z-50 hover:-translate-y-5 hover:scale-105 transition-all duration-300"
-                    style={{
-                      zIndex: Math.max(1, 50 - eventIndex * 10),
-                      transform: `rotate(${(Math.random() - 0.5) * 6}deg)`,
-                    }}
-                  >
-                    {/* Tape decoration */}
-                    <div
-                      className="tape absolute -top-3 left-1/2 -translate-x-1/2 w-20 h-6"
-                    />
-
-                    {/* Image */}
-                    <div className="h-40 bg-primary border-2 border-black dark:border-white mb-4 flex items-center justify-center overflow-hidden">
-                      <img
-                        src={event.imageUrl}
-                        alt={event.title}
-                        className="w-full h-full object-cover"
-                      />
-                    </div>
-
-                    {/* Content */}
-                    <h3 className="font-display font-bold text-xl leading-none mb-2 uppercase">
-                      {event.title}
-                    </h3>
-                    <p className="text-xs leading-snug opacity-80 line-clamp-4 mb-4">
-                      {event.description}
-                    </p>
-
-                    {/* Date */}
-                    <div className="absolute bottom-4 left-4 text-[10px] font-bold bg-black text-white px-2">
-                      {new Date(event.eventDate).toLocaleDateString('zh-CN')}
-                    </div>
-
-                    {/* Source Link */}
-                    {event.sourceUrl && (
-                      <a
-                        href={event.sourceUrl}
-                        target="_blank"
-                        rel="noopener noreferrer"
-                        className="absolute bottom-4 right-4 text-[10px] font-bold underline"
-                      >
-                        来源 →
-                      </a>
-                    )}
-                  </div>
-                ))}
-              </div>
-            </div>
-          </section>
+            year={year}
+            events={eventsByYear[year]}
+            index={index}
+          />
         ))}
       </main>
     </div>
diff --git a/src/components/timeline/EventCard.tsx b/src/components/timeline/EventCard.tsx
new file mode 100644
index 0000000..29499ba
--- /dev/null
+++ b/src/components/timeline/EventCard.tsx
@@ -0,0 +1,58 @@
+import { AIEvent } from '@prisma/client';
+
+interface EventCardProps {
+  event: AIEvent;
+  index: number;
+}
+
+export function EventCard({ event, index }: EventCardProps) {
+  const rotation = (Math.random() - 0.5) * 6;
+  const zIndex = Math.max(1, 50 - index * 10);
+
+  return (
+    <div
+      className="stack-card relative w-72 h-96 flex-shrink-0 bg-surface-light dark:bg-surface-dark border-4 border-black dark:border-white p-4 shadow-hard -mr-48 md:-mr-56 hover:z-50 hover:-translate-y-5 hover:scale-105 transition-all duration-300"
+      style={{
+        zIndex,
+        transform: `rotate(${rotation}deg)`,
+      }}
+    >
+      {/* Tape decoration */}
+      <div className="tape absolute -top-3 left-1/2 -translate-x-1/2 w-20 h-6" />
+
+      {/* Image */}
+      <div className="h-40 bg-primary border-2 border-black dark:border-white mb-4 flex items-center justify-center overflow-hidden">
+        <img
+          src={event.imageUrl}
+          alt={event.title}
+          className="w-full h-full object-cover"
+        />
+      </div>
+
+      {/* Content */}
+      <h3 className="font-display font-bold text-xl leading-none mb-2 uppercase">
+        {event.title}
+      </h3>
+      <p className="text-xs leading-snug opacity-80 line-clamp-4 mb-4">
+        {event.description}
+      </p>
+
+      {/* Date */}
+      <div className="absolute bottom-4 left-4 text-[10px] font-bold bg-black text-white px-2">
+        {new Date(event.eventDate).toLocaleDateString('zh-CN')}
+      </div>
+
+      {/* Source Link */}
+      {event.sourceUrl && (
+        <a
+          href={event.sourceUrl}
+          target="_blank"
+          rel="noopener noreferrer"
+          className="absolute bottom-4 right-4 text-[10px] font-bold underline"
+        >
+          来源 →
+        </a>
+      )}
+    </div>
+  );
+}
diff --git a/src/components/timeline/TimelineSection.tsx b/src/components/timeline/TimelineSection.tsx
new file mode 100644
index 0000000..1319f20
--- /dev/null
+++ b/src/components/timeline/TimelineSection.tsx
@@ -0,0 +1,42 @@
+import { AIEvent } from '@prisma/client';
+import { EventCard } from './EventCard';
+
+interface TimelineSectionProps {
+  year: number;
+  events: AIEvent[];
+  index: number;
+}
+
+export function TimelineSection({ year, events, index }: TimelineSectionProps) {
+  const isEven = index % 2 === 0;
+
+  return (
+    <section className={`relative min-h-[500px] mb-32 flex ${isEven ? 'flex-row' : 'flex-row-reverse'}`}>
+      {/* Year Label */}
+      <div className={`absolute ${isEven ? 'left-0' : 'right-0'} -top-8 z-20`}>
+        <div
+          className={`${isEven ? 'bg-primary' : 'bg-secondary'} border-4 border-black px-6 py-2 ${isEven ? '-rotate-2' : 'rotate-2'} shadow-hard`}
+        >
+          <span className="font-display font-black text-3xl md:text-5xl">
+            {year}
+          </span>
+        </div>
+      </div>
+
+      {/* Events Container */}
+      <div
+        className={`w-full ${isEven ? 'pl-0 md:pl-8 pr-0 md:pr-32' : 'pl-0 md:pl-32 pr-0 md:pr-8'} pt-20`}
+      >
+        <div className="flex flex-nowrap overflow-x-visible items-center justify-start">
+          {events.map((event, eventIndex) => (
+            <EventCard
+              key={event.id}
+              event={event}
+              index={eventIndex}
+            />
+          ))}
+        </div>
+      </div>
+    </section>
+  );
+}