diff --git a/app/dashboard/assets/page.tsx b/app/dashboard/assets/page.tsx
new file mode 100644
index 0000000..f1a457e
--- /dev/null
+++ b/app/dashboard/assets/page.tsx
@@ -0,0 +1,66 @@
+import { getAssets } from '@/actions/asset';
+import { AddAssetDialog } from '@/components/assets/add-asset-dialog';
+import {
+  Table,
+  TableBody,
+  TableCaption,
+  TableCell,
+  TableHead,
+  TableHeader,
+  TableRow,
+} from '@/components/ui/table';
+
+export default async function AssetsPage() {
+  const assets = await getAssets();
+
+  const typeLabels: Record<string, string> = {
+    STOCK: '股票',
+    CRYPTO: '加密货币',
+    CASH: '现金',
+  };
+
+  return (
+    <div className="space-y-6">
+      <div className="flex items-center justify-between">
+        <h1 className="text-2xl font-bold">资产列表</h1>
+        <AddAssetDialog />
+      </div>
+
+      <div className="rounded-md border">
+        <Table>
+          <TableCaption>数据库中所有已录入的资产</TableCaption>
+          <TableHeader>
+            <TableRow>
+              <TableHead>资产代码</TableHead>
+              <TableHead>类型</TableHead>
+              <TableHead>基础币种</TableHead>
+              <TableHead>创建时间</TableHead>
+            </TableRow>
+          </TableHeader>
+          <TableBody>
+            {assets.length === 0 ? (
+              <TableRow>
+                <TableCell colSpan={4} className="text-center text-muted-foreground">
+                  暂无资产，点击"添加资产"按钮录入第一个资产
+                </TableCell>
+              </TableRow>
+            ) : (
+              assets.map((asset) => (
+                <TableRow key={asset.id}>
+                  <TableCell className="font-medium">{asset.symbol}</TableCell>
+                  <TableCell>{typeLabels[asset.type] || asset.type}</TableCell>
+                  <TableCell>{asset.baseCurrency}</TableCell>
+                  <TableCell>
+                    {asset.createdAt
+                      ? new Date(asset.createdAt).toLocaleString('zh-CN')
+                      : '-'}
+                  </TableCell>
+                </TableRow>
+              ))
+            )}
+          </TableBody>
+        </Table>
+      </div>
+    </div>
+  );
+}
diff --git a/app/dashboard/layout.tsx b/app/dashboard/layout.tsx
index 82749c5..8a06828 100644
--- a/app/dashboard/layout.tsx
+++ b/app/dashboard/layout.tsx
@@ -1,6 +1,13 @@
 import { LayoutGrid, Wallet, ArrowLeftRight } from 'lucide-react';
 import { ThemeToggle } from '@/components/theme-toggle';
 import { Button } from '@/components/ui/button';
+import Link from 'next/link';
+
+const navItems = [
+  { href: '/dashboard', label: '总览 (Overview)', icon: LayoutGrid },
+  { href: '/dashboard/assets', label: '资产 (Assets)', icon: Wallet },
+  { href: '/dashboard/transactions', label: '流水 (Transactions)', icon: ArrowLeftRight },
+];
 
 export default function DashboardLayout({
   children,
@@ -15,18 +22,17 @@ export default function DashboardLayout({
         </div>
 
         <nav className="flex flex-col gap-2 flex-1">
-          <Button variant="ghost" className="justify-start gap-2">
-            <LayoutGrid className="h-4 w-4" />
-            总览 (Overview)
-          </Button>
-          <Button variant="ghost" className="justify-start gap-2">
-            <Wallet className="h-4 w-4" />
-            资产 (Assets)
-          </Button>
-          <Button variant="ghost" className="justify-start gap-2">
-            <ArrowLeftRight className="h-4 w-4" />
-            流水 (Transactions)
-          </Button>
+          {navItems.map(({ href, label, icon: Icon }) => (
+            <Link key={href} href={href}>
+              <Button
+                variant="ghost"
+                className="justify-start gap-2 w-full"
+              >
+                <Icon className="h-4 w-4" />
+                {label}
+              </Button>
+            </Link>
+          ))}
         </nav>
 
         <div className="mt-auto flex justify-end">
diff --git a/src/components/assets/add-asset-dialog.tsx b/src/components/assets/add-asset-dialog.tsx
new file mode 100644
index 0000000..0545ddd
--- /dev/null
+++ b/src/components/assets/add-asset-dialog.tsx
@@ -0,0 +1,143 @@
+'use client';
+
+import { useState, useTransition } from 'react';
+import { useForm } from 'react-hook-form';
+import { zodResolver } from '@hookform/resolvers/zod';
+import { z } from 'zod';
+import { useRouter } from 'next/navigation';
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle,
+  DialogTrigger,
+} from '@/components/ui/dialog';
+import { Button } from '@/components/ui/button';
+import { Input } from '@/components/ui/input';
+import {
+  Form,
+  FormControl,
+  FormField,
+  FormItem,
+  FormLabel,
+  FormMessage,
+} from '@/components/ui/form';
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from '@/components/ui/select';
+import { Plus } from 'lucide-react';
+import { createAsset } from '@/actions/asset';
+
+const addAssetSchema = z.object({
+  symbol: z.string().min(1, '资产代码不能为空'),
+  type: z.enum(['STOCK', 'CRYPTO', 'CASH']),
+  baseCurrency: z.string().min(2, '基础币种至少2个字符'),
+});
+
+type AddAssetForm = z.infer<typeof addAssetSchema>;
+
+export function AddAssetDialog() {
+  const [open, setOpen] = useState(false);
+  const [isPending, startTransition] = useTransition();
+  const router = useRouter();
+
+  const form = useForm<AddAssetForm>({
+    resolver: zodResolver(addAssetSchema),
+    defaultValues: {
+      symbol: '',
+      type: 'STOCK' as const,
+      baseCurrency: '',
+    },
+  });
+
+  function onSubmit(values: AddAssetForm) {
+    startTransition(async () => {
+      const result = await createAsset(values);
+      if (result.success) {
+        setOpen(false);
+        form.reset();
+        router.refresh();
+      }
+    });
+  }
+
+  return (
+    <Dialog open={open} onOpenChange={setOpen}>
+      <DialogTrigger asChild>
+        <Button>
+          <Plus className="h-4 w-4 mr-2" />
+          添加资产
+        </Button>
+      </DialogTrigger>
+      <DialogContent className="sm:max-w-[425px]">
+        <DialogHeader>
+          <DialogTitle>添加新资产</DialogTitle>
+          <DialogDescription>录入一个新的资产到系统中</DialogDescription>
+        </DialogHeader>
+        <Form {...form}>
+          <form onSubmit={form.handleSubmit(onSubmit)} className="space-y-4">
+            <FormField
+              control={form.control}
+              name="symbol"
+              render={({ field }) => (
+                <FormItem>
+                  <FormLabel>资产代码</FormLabel>
+                  <FormControl>
+                    <Input placeholder="例如: BTC" {...field} />
+                  </FormControl>
+                  <FormMessage />
+                </FormItem>
+              )}
+            />
+            <FormField
+              control={form.control}
+              name="type"
+              render={({ field }) => (
+                <FormItem>
+                  <FormLabel>资产类型</FormLabel>
+                  <Select onValueChange={field.onChange} defaultValue={field.value}>
+                    <FormControl>
+                      <SelectTrigger>
+                        <SelectValue placeholder="选择资产类型" />
+                      </SelectTrigger>
+                    </FormControl>
+                    <SelectContent>
+                      <SelectItem value="STOCK">股票 (STOCK)</SelectItem>
+                      <SelectItem value="CRYPTO">加密货币 (CRYPTO)</SelectItem>
+                      <SelectItem value="CASH">现金 (CASH)</SelectItem>
+                    </SelectContent>
+                  </Select>
+                  <FormMessage />
+                </FormItem>
+              )}
+            />
+            <FormField
+              control={form.control}
+              name="baseCurrency"
+              render={({ field }) => (
+                <FormItem>
+                  <FormLabel>基础币种</FormLabel>
+                  <FormControl>
+                    <Input placeholder="例如: USD" {...field} />
+                  </FormControl>
+                  <FormMessage />
+                </FormItem>
+              )}
+            />
+            <DialogFooter>
+              <Button type="submit" disabled={isPending}>
+                {isPending ? '提交中...' : '确认添加'}
+              </Button>
+            </DialogFooter>
+          </form>
+        </Form>
+      </DialogContent>
+    </Dialog>
+  );
+}