diff --git a/src/app/api/admin/batch-sync-medusa/route.ts b/src/app/api/admin/batch-sync-medusa/route.ts
index 997f6c2..a9dcc2d 100644
--- a/src/app/api/admin/batch-sync-medusa/route.ts
+++ b/src/app/api/admin/batch-sync-medusa/route.ts
@@ -1,7 +1,7 @@
 import { getPayload } from 'payload'
 import config from '@payload-config'
 import { NextResponse } from 'next/server'
-import { getAllMedusaProducts } from '@/lib/medusa'
+import { getAllMedusaProducts, transformMedusaProductToPayload } from '@/lib/medusa'
 
 /**
  * Batch Sync Selected Products
@@ -74,13 +74,32 @@ export async function POST(request: Request) {
           continue
         }
 
-        // Update basic fields from Medusa
-        const updateData: any = {
-          lastSyncedAt: new Date().toISOString(),
-        }
+        // 使用统一 transform，保持与 sync/product 逻辑一致
+        const productData = transformMedusaProductToPayload(medusaProduct)
 
-        if (forceUpdate || !product.title) updateData.title = medusaProduct.title
-        if (forceUpdate || !product.thumbnail) updateData.thumbnail = medusaProduct.thumbnail
+        const updateData: any = {
+          lastSyncedAt: productData.lastSyncedAt,
+          medusaId: productData.medusaId,
+          seedId: productData.seedId,
+          // 始终从 Medusa 同步的字段
+          title: productData.title,
+          handle: productData.handle,
+          description: productData.description,
+          startPrice: productData.startPrice,
+          tags: productData.tags,
+          type: productData.type,
+          collection: productData.collection,
+          category: productData.category,
+          height: productData.height,
+          width: productData.width,
+          length: productData.length,
+          weight: productData.weight,
+          midCode: productData.midCode,
+          hsCode: productData.hsCode,
+          countryOfOrigin: productData.countryOfOrigin,
+          // thumbnail：强制更新时覆盖，否则只在为空时同步
+          ...((forceUpdate || !product.thumbnail) && { thumbnail: productData.thumbnail }),
+        }
 
         await payload.update({
           collection: collection as 'products' | 'preorder-products',
diff --git a/src/app/api/admin/reset-data/route.ts b/src/app/api/admin/reset-data/route.ts
index 68479af..a052319 100644
--- a/src/app/api/admin/reset-data/route.ts
+++ b/src/app/api/admin/reset-data/route.ts
@@ -42,6 +42,7 @@ export async function POST(request: NextRequest) {
         method: 'POST',
         headers: {
           'Content-Type': 'application/json',
+          'x-payload-api-key': process.env.PAYLOAD_API_KEY || '',
         },
       })
 
@@ -76,6 +77,7 @@ export async function POST(request: NextRequest) {
         method: 'POST',
         headers: {
           'Content-Type': 'application/json',
+          'x-payload-api-key': process.env.PAYLOAD_API_KEY || '',
         },
       })
 
diff --git a/src/app/api/home/route.ts b/src/app/api/home/route.ts
index d08db05..7cd7772 100644
--- a/src/app/api/home/route.ts
+++ b/src/app/api/home/route.ts
@@ -71,6 +71,7 @@ export async function GET(req: NextRequest) {
             const baseInfo = {
               id: product.id,
               medusaId: product.medusaId,
+              handle: product.handle || null,
               seedId: product.seedId,
               title: product.title,
               thumbnail: product.thumbnail,
@@ -82,25 +83,28 @@ export async function GET(req: NextRequest) {
 
             // 如果是预购产品，添加预购特有字段
             if (productRef.relationTo === 'preorder-products') {
+              const realOrderCount = product.orderCount || 0
+              const fakeOrderCount = product.fakeOrderCount || 0
+              const totalCount = realOrderCount + fakeOrderCount
               return {
                 ...baseInfo,
                 relationTo: 'preorder-products',
                 preorder: {
                   type: product.preorderType || 'standard',
                   fundingGoal: product.fundingGoal || 0,
-                  orderCount: product.orderCount || 0,
+                  orderCount: totalCount,
                   startDate: product.preorderStartDate,
                   endDate: product.preorderEndDate,
-                  // 计算进度百分比
+                  // 计算进度百分比（含 fakeOrderCount，用于展示）
                   progress: product.fundingGoal > 0 
-                    ? Math.min(Math.round((product.orderCount / product.fundingGoal) * 100), 100)
+                    ? Math.min(Math.round((totalCount / product.fundingGoal) * 100), 100)
                     : 0,
                   // 计算剩余天数
                   daysLeft: product.preorderEndDate 
                     ? Math.max(0, Math.ceil((new Date(product.preorderEndDate).getTime() - Date.now()) / (1000 * 60 * 60 * 24)))
                     : null,
-                  // 支持者数量（使用 orderCount）
-                  backers: product.orderCount || 0,
+                  // 支持者数量（含 fakeOrderCount，用于展示）
+                  backers: totalCount,
                 },
               }
             }
diff --git a/src/app/api/preorders/[id]/orders/route.ts b/src/app/api/preorders/[id]/orders/route.ts
index 28f77e7..0a2d591 100644
--- a/src/app/api/preorders/[id]/orders/route.ts
+++ b/src/app/api/preorders/[id]/orders/route.ts
@@ -8,11 +8,11 @@ import config from '@payload-config'
  */
 export async function GET(
   req: NextRequest,
-  { params }: { params: { id: string } }
+  { params }: { params: Promise<{ id: string }> }
 ) {
   try {
     const payload = await getPayload({ config })
-    const { id } = params
+    const { id } = await params
 
     // 获取预购产品
     let product: any = null
diff --git a/src/app/api/preorders/[id]/recalculate/route.ts b/src/app/api/preorders/[id]/recalculate/route.ts
index fd50f12..070e7f9 100644
--- a/src/app/api/preorders/[id]/recalculate/route.ts
+++ b/src/app/api/preorders/[id]/recalculate/route.ts
@@ -8,11 +8,11 @@ import config from '@payload-config'
  */
 export async function POST(
   req: NextRequest,
-  { params }: { params: { id: string } }
+  { params }: { params: Promise<{ id: string }> }
 ) {
   try {
     const payload = await getPayload({ config })
-    const { id } = params
+    const { id } = await params
 
     // 获取预购产品
     let product: any = null
diff --git a/src/app/api/preorders/[id]/route.ts b/src/app/api/preorders/[id]/route.ts
index 25b5370..722f160 100644
--- a/src/app/api/preorders/[id]/route.ts
+++ b/src/app/api/preorders/[id]/route.ts
@@ -8,11 +8,11 @@ import config from '@payload-config'
  */
 export async function GET(
   req: NextRequest,
-  { params }: { params: { id: string } }
+  { params }: { params: Promise<{ id: string }> }
 ) {
   try {
     const payload = await getPayload({ config })
-    const { id } = params
+    const { id } = await params
 
     // 尝试通过 Payload ID 查找
     let product: any = null
@@ -160,11 +160,11 @@ export async function GET(
  */
 export async function PATCH(
   req: NextRequest,
-  { params }: { params: { id: string } }
+  { params }: { params: Promise<{ id: string }> }
 ) {
   try {
     const payload = await getPayload({ config })
-    const { id } = params
+    const { id } = await params
     const body = await req.json()
 
     const {
diff --git a/src/app/api/sync/medusa/route.ts b/src/app/api/sync/medusa/route.ts
new file mode 100644
index 0000000..207e467
--- /dev/null
+++ b/src/app/api/sync/medusa/route.ts
@@ -0,0 +1,155 @@
+import { NextRequest, NextResponse } from 'next/server'
+import { getPayload } from 'payload'
+import config from '@payload-config'
+import {
+  getAllMedusaProducts,
+  transformMedusaProductToPayload,
+  getProductCollection,
+} from '@/lib/medusa'
+import { addCorsHeaders, handleCorsOptions } from '@/lib/cors'
+
+export async function OPTIONS(request: Request) {
+  const origin = request.headers.get('origin')
+  return handleCorsOptions(origin)
+}
+
+/**
+ * GET /api/sync/medusa
+ * 从 Medusa 同步商品到 Payload
+ *
+ * 参数:
+ *   ?forceUpdate=true/false  强制更新所有字段 (默认 false，只更新空字段)
+ *   ?medusaId=xxx            只同步单个商品（由 Medusa subscriber 调用）
+ *   ?collection=xxx          指定 collection（配合 medusaId 使用）
+ */
+export async function GET(request: NextRequest) {
+  const origin = request.headers.get('origin')
+
+  try {
+    const { searchParams } = new URL(request.url)
+    const forceUpdate = searchParams.get('forceUpdate') === 'true'
+    const singleMedusaId = searchParams.get('medusaId')
+    const preferredCollection = searchParams.get('collection') as
+      | 'products'
+      | 'preorder-products'
+      | null
+
+    const payload = await getPayload({ config })
+    const allMedusaProducts = await getAllMedusaProducts()
+
+    // 单商品模式（由 Medusa subscriber 调用）
+    const targetProducts = singleMedusaId
+      ? allMedusaProducts.filter((p) => p.id === singleMedusaId)
+      : allMedusaProducts
+
+    if (singleMedusaId && targetProducts.length === 0) {
+      const response = NextResponse.json(
+        { success: false, error: `Medusa 中未找到商品 ${singleMedusaId}` },
+        { status: 404 },
+      )
+      return addCorsHeaders(response, origin)
+    }
+
+    const results = {
+      total: targetProducts.length,
+      created: 0,
+      updated: 0,
+      skipped: 0,
+      failed: 0,
+    }
+
+    for (const medusaProduct of targetProducts) {
+      try {
+        const productData = transformMedusaProductToPayload(medusaProduct)
+        const targetCollection =
+          preferredCollection || getProductCollection(medusaProduct)
+
+        // 查找现有产品（seedId 优先，否则 medusaId）
+        let existingProduct: any = null
+        let existingCollection: 'products' | 'preorder-products' | null = null
+
+        if (productData.seedId) {
+          for (const coll of ['products', 'preorder-products'] as const) {
+            const result = await payload.find({
+              collection: coll,
+              where: { seedId: { equals: productData.seedId } },
+              limit: 1,
+            })
+            if (result.docs[0]) {
+              existingProduct = result.docs[0]
+              existingCollection = coll
+              break
+            }
+          }
+        }
+
+        if (!existingProduct) {
+          for (const coll of ['products', 'preorder-products'] as const) {
+            const result = await payload.find({
+              collection: coll,
+              where: { medusaId: { equals: medusaProduct.id } },
+              limit: 1,
+            })
+            if (result.docs[0]) {
+              existingProduct = result.docs[0]
+              existingCollection = coll
+              break
+            }
+          }
+        }
+
+        // 在非 forceUpdate 模式下，跳过已存在的产品（只同步新产品）
+        if (!forceUpdate && existingProduct) {
+          results.skipped++
+          continue
+        }
+
+        if (existingProduct) {
+          // 强制更新：更新所有 Medusa 同步字段
+          const updateData: any = {
+            ...productData,
+            // thumbnail 保留 Payload 已有值（除非 forceUpdate 或为空）
+            thumbnail: existingProduct.thumbnail || productData.thumbnail,
+          }
+
+          // 如果需要跨 collection 移动
+          if (existingCollection && existingCollection !== targetCollection) {
+            await payload.delete({ collection: existingCollection, id: existingProduct.id })
+            await payload.create({ collection: targetCollection, data: updateData })
+          } else {
+            await payload.update({
+              collection: targetCollection,
+              id: existingProduct.id,
+              data: updateData,
+            })
+          }
+          results.updated++
+        } else {
+          // 新建
+          await payload.create({
+            collection: targetCollection,
+            data: { ...productData },
+          })
+          results.created++
+        }
+      } catch (err) {
+        console.error(`[sync/medusa] ❌ 同步失败 ${medusaProduct.id}:`, err)
+        results.failed++
+      }
+    }
+
+    const response = NextResponse.json({
+      success: true,
+      message: `同步完成：新建 ${results.created}，更新 ${results.updated}，跳过 ${results.skipped}，失败 ${results.failed}`,
+      results,
+    })
+    return addCorsHeaders(response, origin)
+  } catch (error: any) {
+    console.error('[sync/medusa] ❌ 错误:', error)
+    const response = NextResponse.json(
+      { success: false, error: error.message || 'Unknown error' },
+      { status: 500 },
+    )
+    return addCorsHeaders(response, origin)
+  }
+}
diff --git a/src/app/api/sync/product/route.ts b/src/app/api/sync/product/route.ts
index 8d1e0a3..8cfee61 100644
--- a/src/app/api/sync/product/route.ts
+++ b/src/app/api/sync/product/route.ts
@@ -159,6 +159,7 @@ export async function POST(request: Request) {
         // 基础字段：Medusa 来源的字段总是更新
         mergedData.seedId = productData.seedId
         mergedData.title = productData.title
+        mergedData.handle = productData.handle
         mergedData.status = productData.status
         // thumbnail 只在为空时同步（Payload 编辑优先）
         if (!existingProduct.thumbnail) mergedData.thumbnail = productData.thumbnail
diff --git a/src/collections/base/ProductBase.ts b/src/collections/base/ProductBase.ts
index 5ac9dc2..fcfdc23 100644
--- a/src/collections/base/ProductBase.ts
+++ b/src/collections/base/ProductBase.ts
@@ -27,7 +27,17 @@ export const ProductBaseFields: Field[] = [
         admin: {
           description: 'Medusa 商品 ID',
           readOnly: true,
-          width: '60%',
+          width: '40%',
+        },
+      },
+      {
+        name: 'handle',
+        type: 'text',
+        index: true,
+        admin: {
+          description: 'Medusa 商品 Handle（用于前台 URL，从 Medusa 同步）',
+          readOnly: true,
+          width: '30%',
         },
       },
       {
@@ -41,7 +51,7 @@ export const ProductBaseFields: Field[] = [
         ],
         admin: {
           description: '商品详情状态',
-          width: '40%',
+          width: '30%',
         },
       },
     ],
diff --git a/src/components/sync/UnifiedSyncButton.tsx b/src/components/sync/UnifiedSyncButton.tsx
index 97366f3..9706593 100644
--- a/src/components/sync/UnifiedSyncButton.tsx
+++ b/src/components/sync/UnifiedSyncButton.tsx
@@ -80,7 +80,7 @@ export function UnifiedSyncButton() {
       setLoading(true)
       setMessage('')
 
-      const response = await fetch('/api/sync/batch-medusa', {
+      const response = await fetch('/api/admin/batch-sync-medusa', {
         method: 'POST',
         headers: {
           'Content-Type': 'application/json',
diff --git a/src/payload-types.ts b/src/payload-types.ts
index a61c50e..590bb40 100644
--- a/src/payload-types.ts
+++ b/src/payload-types.ts
@@ -201,6 +201,10 @@ export interface Product {
    * Medusa 商品 ID
    */
   medusaId: string;
+  /**
+   * Medusa 商品 Handle（用于前台 URL，从 Medusa 同步）
+   */
+  handle?: string | null;
   /**
    * 商品详情状态
    */
@@ -336,6 +340,10 @@ export interface PreorderProduct {
    * Medusa 商品 ID
    */
   medusaId: string;
+  /**
+   * Medusa 商品 Handle（用于前台 URL，从 Medusa 同步）
+   */
+  handle?: string | null;
   /**
    * 商品详情状态
    */
@@ -922,6 +930,7 @@ export interface MediaSelect<T extends boolean = true> {
  */
 export interface ProductsSelect<T extends boolean = true> {
   medusaId?: T;
+  handle?: T;
   status?: T;
   seedId?: T;
   title?: T;
@@ -960,6 +969,7 @@ export interface ProductsSelect<T extends boolean = true> {
  */
 export interface PreorderProductsSelect<T extends boolean = true> {
   medusaId?: T;
+  handle?: T;
   status?: T;
   seedId?: T;
   title?: T;