diff --git a/src/App.tsx b/src/App.tsx
index 2ae71ce..030f1f9 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -6,6 +6,7 @@ import 'react-toastify/dist/ReactToastify.css'
 import { BrowserRouter } from 'react-router-dom'
 import { QueryCache, QueryClient, QueryClientProvider } from '@tanstack/react-query'
 import { ToastContainer } from 'react-toastify'
+import Toast from '@/components/Toast'
 import { getRefreshToken, getToken, removeRefreshToken, removeToken, setRefreshToken, setToken } from './config/func'
 import MainRouter from './router/MainRouter'
 import AuthRouter from './router/AuthRouter'
@@ -131,6 +132,7 @@ const App: FC = () => {
       <BrowserRouter>
         {isLoggedIn ? <MainRouter /> : <AuthRouter />}
       </BrowserRouter>
+      <Toast />
       <ToastContainer
         position="top-left"
         autoClose={3000}
diff --git a/src/config/Paths.tsx b/src/config/Paths.tsx
index 8a7bd0a..9ac18a5 100644
--- a/src/config/Paths.tsx
+++ b/src/config/Paths.tsx
@@ -51,8 +51,9 @@ export const Paths = {
   home: '/home',
   myOrders: '/my-orders',
   perfomaInvoice: {
-    list: '/perfoma-invoice/list',
-    detail: '/perfoma-invoice/',
+    list: '/invoice/list',
+    create: '/invoice/create',
+    detail: '/invoice/',
   },
   newOrder: '/new-order',
   orderDetails: '/order/',
diff --git a/src/pages/invoice/Create.tsx b/src/pages/invoice/Create.tsx
new file mode 100644
index 0000000..c9660e1
--- /dev/null
+++ b/src/pages/invoice/Create.tsx
@@ -0,0 +1,236 @@
+import { useState, useEffect, type FC } from "react";
+import Button from "@/components/Button";
+import Select from "@/components/Select";
+import { TickSquare } from "iconsax-react";
+import { toast } from "@/shared/toast";
+import { useNavigate, useSearchParams } from "react-router-dom";
+import { Paths } from "@/config/Paths";
+import { extractErrorMessage } from "@/config/func";
+import { useFormik } from "formik";
+import * as Yup from "yup";
+import { useGetUsers } from "@/pages/user/hooks/useUserData";
+import { useGetRequestDetail } from "@/pages/requests/hooks/useRequestData";
+import { useCreatePreInvoice } from "./hooks/useInvoiceData";
+import type { CreatePreInvoiceType, CreatePreInvoiceItemType } from "./types/Types";
+import InvoiceItemRow from "./components/InvoiceItemRow";
+import { Checkbox } from "@/components/ui/checkbox";
+import UploadBox from "@/components/UploadBox";
+import Textarea from "@/components/Textarea";
+
+const createEmptyItem = (): CreatePreInvoiceItemType => ({
+    productId: "",
+    quantity: 1,
+    unitPrice: 0,
+    discount: 0,
+    description: "",
+});
+
+const CreateInvoice: FC = () => {
+    const navigate = useNavigate();
+    const [searchParams] = useSearchParams();
+    const requestId = searchParams.get("requestId") ?? undefined;
+
+    const { mutate: submitInvoice, isPending } = useCreatePreInvoice();
+    const { data: usersData } = useGetUsers();
+    const { data: requestData } = useGetRequestDetail(requestId || "");
+
+    const [items, setItems] = useState<CreatePreInvoiceItemType[]>([createEmptyItem()]);
+    const [, setAttachmentFiles] = useState<File[]>([]);
+
+    const formik = useFormik<Pick<CreatePreInvoiceType, "userId" | "enableTax" | "approvalDeadline" | "notes">>({
+        initialValues: {
+            userId: "",
+            enableTax: false,
+            approvalDeadline: "",
+            notes: "",
+        },
+        validationSchema: Yup.object({
+            userId: Yup.string().required("انتخاب مشتری اجباری است."),
+            approvalDeadline: Yup.string().required("نحوه پرداخت اجباری است."),
+        }),
+        onSubmit: (values) => {
+            const validItems = items.filter(
+                (i) => i.productId && i.quantity > 0 && i.unitPrice >= 0
+            );
+
+            if (validItems.length === 0) {
+                toast("حداقل یک آیتم با محصول، تعداد و مبلغ واحد معتبر اضافه کنید.", "error");
+                return;
+            }
+
+            const params: CreatePreInvoiceType = {
+                requestId,
+                userId: values.userId,
+                items: validItems.map((i) => ({
+                    productId: i.productId,
+                    quantity: i.quantity,
+                    unitPrice: i.unitPrice,
+                    discount: i.discount || 0,
+                    description: i.description || "",
+                })),
+                enableTax: values.enableTax,
+                approvalDeadline: values.approvalDeadline,
+                notes: values.notes,
+            };
+
+            submitInvoice(params, {
+                onSuccess: () => {
+                    toast("پیش فاکتور با موفقیت ثبت شد", "success");
+                    navigate(Paths.perfomaInvoice.list);
+                },
+                onError: (error) => {
+                    toast(extractErrorMessage(error), "error");
+                },
+            });
+        },
+    });
+
+    useEffect(() => {
+        if (requestId && requestData?.data?.user?.id) {
+            formik.setFieldValue("userId", String(requestData.data.user.id));
+        }
+    }, [requestId, requestData?.data?.user?.id]);
+
+    const handleItemChange = (
+        index: number,
+        field: keyof CreatePreInvoiceItemType,
+        value: string | number
+    ) => {
+        const next = [...items];
+        next[index] = { ...next[index], [field]: value };
+        setItems(next);
+    };
+
+    const addItem = (currentIndex: number) => {
+        const current = items[currentIndex];
+        const hasProduct = !!current?.productId;
+        const hasQuantity = (current?.quantity ?? 0) > 0;
+        const hasUnitPrice = (current?.unitPrice ?? 0) > 0;
+
+        if (!hasProduct || !hasQuantity || !hasUnitPrice) {
+            toast("لطفاً محصول، تعداد و مبلغ واحد را وارد کنید.", "error");
+            return;
+        }
+        setItems([...items, createEmptyItem()]);
+    };
+
+    const removeItem = (index: number) => {
+        if (items.length <= 1) return;
+        setItems(items.filter((_, i) => i !== index));
+    };
+
+    const totalAmount = items.reduce(
+        (sum, i) => sum + (i.quantity || 0) * (i.unitPrice || 0) - (i.discount || 0),
+        0
+    );
+
+    const users = usersData?.data ?? [];
+
+    return (
+        <div className="mt-5">
+            <div className="justify-between items-center flex">
+                <h1 className="text-lg font-light">پیش فاکتور جدید</h1>
+                <Button
+                    className="w-fit px-5"
+                    onClick={() => formik.handleSubmit()}
+                    isLoading={isPending}
+                >
+                    <div className="flex gap-2 items-center">
+                        <TickSquare size={20} color="black" />
+                        <div>ثبت پیش فاکتور</div>
+                    </div>
+                </Button>
+            </div>
+
+            <div className="bg-white rounded-3xl p-6 mt-8">
+                <div className="font-light">اطلاعات پیش فاکتور</div>
+
+                <div className="rowTwoInput mt-6">
+                    <Select
+                        items={users.map((u) => ({
+                            label: u.firstName && u.lastName ? `${u.firstName} ${u.lastName}` : u.phone,
+                            value: String(u.id),
+                        }))}
+                        label="مشتری"
+                        placeholder="انتخاب"
+                        value={formik.values.userId}
+                        onChange={(e) => formik.setFieldValue("userId", e.target.value)}
+                        onBlur={formik.handleBlur}
+                        error_text={
+                            formik.errors.userId && formik.touched.userId ? formik.errors.userId : ""
+                        }
+                    />
+                </div>
+
+                <div className="mt-6">
+                    {items.map((item, index) => (
+                        <InvoiceItemRow
+                            key={index}
+                            item={item}
+                            index={index}
+                            onChange={handleItemChange}
+                            onAdd={() => addItem(index)}
+                            onRemove={() => removeItem(index)}
+                            canRemove={items.length > 1}
+                        />
+                    ))}
+                </div>
+
+                <div className="mt-6 flex gap-2 items-center">
+                    <Checkbox
+                        id="enableTax"
+                        checked={formik.values.enableTax}
+                        onCheckedChange={(checked) =>
+                            formik.setFieldValue("enableTax", !!checked)
+                        }
+                    />
+                    <label
+                        htmlFor="enableTax"
+                        className="text-[13px] cursor-pointer select-none"
+                    >
+                        مالیات بر ارزش افزوده (۱۰ درصد)
+                    </label>
+                </div>
+
+                <div className="mt-6">
+                    <Textarea
+                        label="نحوه پرداخت"
+                        placeholder="مثال: مبلغ ۷۰ درصد پیش پرداخت / اعتبار ۲ روز"
+                        value={formik.values.approvalDeadline}
+                        onChange={(e) => formik.setFieldValue("approvalDeadline", e.target.value)}
+                        onBlur={formik.handleBlur}
+                        error_text={
+                            formik.errors.approvalDeadline && formik.touched.approvalDeadline
+                                ? formik.errors.approvalDeadline
+                                : ""
+                        }
+                    />
+                </div>
+
+                <div className="mt-6">
+                    <Textarea
+                        label="توضیحات"
+                        placeholder="توضیحات پیش فاکتور را وارد کنید..."
+                        value={formik.values.notes}
+                        onChange={(e) => formik.setFieldValue("notes", e.target.value)}
+                        onBlur={formik.handleBlur}
+                        name="notes"
+                    />
+                </div>
+
+                <div className="mt-6">
+                    <UploadBox label="فایل ضمیمه" onChange={setAttachmentFiles} />
+                </div>
+
+                <div className="mt-6 bg-[#F5F7FC] h-12 px-4 flex justify-between items-center rounded-xl">
+                    <div className="text-[#888888] text-[13px]">مبلغ کل:</div>
+                    <div className="font-semibold text-[13px]">
+                        {totalAmount.toLocaleString("fa-IR")} ریال
+                    </div>
+                </div>
+            </div>
+        </div>
+    );
+};
+
+export default CreateInvoice;
diff --git a/src/pages/invoice/ProformaInvoice.tsx b/src/pages/invoice/ProformaInvoice.tsx
index 4710782..7fd5e79 100644
--- a/src/pages/invoice/ProformaInvoice.tsx
+++ b/src/pages/invoice/ProformaInvoice.tsx
@@ -3,7 +3,7 @@ import { useMemo, useState, type FC } from 'react'
 import { ProformaInvoiceStatusEnum } from './enum/InvoiceEnum'
 import Filters from '@/components/Filters'
 import Table from '@/components/Table'
-import { Eye } from 'iconsax-react'
+import { Eye, Add } from 'iconsax-react'
 import { Link } from 'react-router-dom'
 import { Paths } from '@/config/Paths'
 import { useGetOrdersInvoiced } from '../order/hooks/useOrderData'
@@ -79,7 +79,15 @@ const ProformaInvoice: FC = () => {
 
     return (
         <div className='mt-5'>
-            <h1 className='text-lg font-light'>پیش فاکتورها</h1>
+            <div className='flex justify-between items-center'>
+                <h1 className='text-lg font-light'>پیش فاکتورها</h1>
+                <Link to={Paths.perfomaInvoice.create}>
+                    <button className='flex items-center gap-2 px-4 py-2 bg-primary text-black text-sm font-medium rounded-xl hover:opacity-90 transition-opacity'>
+                        <Add size={18} />
+                        پیش فاکتور جدید
+                    </button>
+                </Link>
+            </div>
 
             <div className='mt-8'>
                 <Tabs
diff --git a/src/pages/invoice/components/InvoiceItemRow.tsx b/src/pages/invoice/components/InvoiceItemRow.tsx
new file mode 100644
index 0000000..08b4abc
--- /dev/null
+++ b/src/pages/invoice/components/InvoiceItemRow.tsx
@@ -0,0 +1,125 @@
+import { type FC, type ChangeEvent } from "react";
+import Input from "@/components/Input";
+import ProductsSelect from "@/pages/order/components/ProductsSelect";
+import type { CreatePreInvoiceItemType } from "../types/Types";
+import { Add, Trash } from "iconsax-react";
+type Props = {
+  item: CreatePreInvoiceItemType;
+  index: number;
+  onChange: (index: number, field: keyof CreatePreInvoiceItemType, value: string | number) => void;
+  onAdd: () => void;
+  onRemove: () => void;
+  canRemove: boolean;
+  error?: Partial<Record<keyof CreatePreInvoiceItemType, string>>;
+};
+
+const InvoiceItemRow: FC<Props> = ({
+  item,
+  index,
+  onChange,
+  onAdd,
+  onRemove,
+  canRemove,
+  error,
+}) => {
+  const total = (item.quantity || 0) * (item.unitPrice || 0) - (item.discount || 0);
+
+  const handleProductChange = (e: ChangeEvent<HTMLSelectElement>) => {
+    onChange(index, "productId", e.target.value);
+  };
+
+  return (
+    <div className="flex flex-wrap items-end gap-4 mt-6">
+      <div className="min-w-[140px] flex-1">
+        <ProductsSelect
+          value={item.productId}
+          onChange={handleProductChange}
+          error_text={error?.productId}
+        />
+      </div>
+
+      <div className="min-w-[140px] flex-1">
+        <Input
+          label="توضیحات"
+          value={item.description}
+          onChange={(e) => onChange(index, "description", e.target.value)}
+          error_text={error?.description}
+        />
+      </div>
+
+      <div className="w-[100px]">
+        <Input
+          label="تعداد"
+          type="number"
+          min={1}
+          value={item.quantity || ""}
+          onChange={(e) =>
+            onChange(index, "quantity", e.target.value ? Number(e.target.value) : 0)
+          }
+          error_text={error?.quantity}
+        />
+      </div>
+
+      <div className="w-[120px]">
+        <Input
+          label="مبلغ واحد"
+          type="text"
+          inputMode="numeric"
+          value={item.unitPrice ? String(item.unitPrice) : ""}
+          seprator
+          onChange={(e) => {
+            const raw = String(e.target.value).replace(/,/g, "");
+            onChange(index, "unitPrice", raw ? Number(raw) : 0);
+          }}
+          error_text={error?.unitPrice}
+        />
+      </div>
+
+      <div className="w-[120px]">
+        <Input
+          label="تخفیف"
+          type="text"
+          inputMode="numeric"
+          value={item.discount ? String(item.discount) : ""}
+          seprator
+          onChange={(e) => {
+            const raw = String(e.target.value).replace(/,/g, "");
+            onChange(index, "discount", raw ? Number(raw) : 0);
+          }}
+        />
+      </div>
+
+      <div className="w-[120px]">
+        <Input
+          label="مبلغ کل"
+          readOnly
+          value={total >= 0 ? total.toLocaleString("fa-IR") : "۰"}
+          unit="ریال"
+        />
+      </div>
+
+      <div className="flex gap-2 items-end h-10">
+        <button
+          type="button"
+          onClick={onAdd}
+          className="w-10 h-10 rounded-full bg-primary flex items-center justify-center flex-shrink-0 hover:opacity-90 transition-opacity"
+          aria-label="افزودن آیتم"
+        >
+          <Add size={20} color="black" />
+        </button>
+        {canRemove && (
+          <button
+            type="button"
+            onClick={onRemove}
+            className="w-10 h-10 rounded-full border border-border flex items-center justify-center flex-shrink-0 hover:bg-red-50 hover:border-red-200 transition-colors"
+            aria-label="حذف آیتم"
+          >
+            <Trash size={18} color="#dc2626" />
+          </button>
+        )}
+      </div>
+    </div>
+  );
+};
+
+export default InvoiceItemRow;
diff --git a/src/pages/invoice/hooks/useInvoiceData.ts b/src/pages/invoice/hooks/useInvoiceData.ts
new file mode 100644
index 0000000..739a7cb
--- /dev/null
+++ b/src/pages/invoice/hooks/useInvoiceData.ts
@@ -0,0 +1,14 @@
+import { useMutation, useQueryClient } from "@tanstack/react-query";
+import * as api from "../service/InvoiceService";
+import type { CreatePreInvoiceType } from "../types/Types";
+
+export const useCreatePreInvoice = () => {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: (params: CreatePreInvoiceType) => api.createPreInvoice(params),
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ["orders-invoiced"] });
+    },
+  });
+};
diff --git a/src/pages/invoice/service/InvoiceService.ts b/src/pages/invoice/service/InvoiceService.ts
new file mode 100644
index 0000000..491186e
--- /dev/null
+++ b/src/pages/invoice/service/InvoiceService.ts
@@ -0,0 +1,7 @@
+import axios from "@/config/axios";
+import type { CreatePreInvoiceType } from "../types/Types";
+
+export const createPreInvoice = async (params: CreatePreInvoiceType) => {
+  const { data } = await axios.post("/admin/pre-invoice", params);
+  return data;
+};
diff --git a/src/pages/invoice/types/Types.ts b/src/pages/invoice/types/Types.ts
new file mode 100644
index 0000000..f4ebacf
--- /dev/null
+++ b/src/pages/invoice/types/Types.ts
@@ -0,0 +1,16 @@
+export type CreatePreInvoiceItemType = {
+  productId: string;
+  quantity: number;
+  unitPrice: number;
+  discount: number;
+  description: string;
+};
+
+export type CreatePreInvoiceType = {
+  requestId?: string;
+  userId: string;
+  items: CreatePreInvoiceItemType[];
+  enableTax: boolean;
+  approvalDeadline: string;
+  notes?: string;
+};
diff --git a/src/pages/requests/Detail.tsx b/src/pages/requests/Detail.tsx
index d66c4a4..a8661fb 100644
--- a/src/pages/requests/Detail.tsx
+++ b/src/pages/requests/Detail.tsx
@@ -1,7 +1,10 @@
 import { type FC } from 'react'
 import { useGetRequestDetail } from './hooks/useRequestData'
-import { useParams } from 'react-router-dom'
+import { Link, useParams } from 'react-router-dom'
 import RequestItem from './components/RequestItem'
+import { Paths } from '@/config/Paths'
+import Button from '@/components/Button'
+import { TickSquare } from 'iconsax-react'
 
 const RequestDetail: FC = () => {
     const { id } = useParams()
@@ -14,6 +17,14 @@ const RequestDetail: FC = () => {
                 <div className="text-sm text-[#8C90A3]">
                     درخواست #{data?.data?.requestNumber}
                 </div>
+                <Link to={Paths.perfomaInvoice.create + `?requestId=${id}`}>
+                    <Button className="w-fit px-5">
+                        <div className="flex gap-2 items-center">
+                            <TickSquare size={20} color="black" />
+                            <div>ثبت پیش فاکتور</div>
+                        </div>
+                    </Button>
+                </Link>
             </div>
 
             {/* Request Information Section */}
diff --git a/src/router/MainRouter.tsx b/src/router/MainRouter.tsx
index 1e55d6b..bd284bb 100644
--- a/src/router/MainRouter.tsx
+++ b/src/router/MainRouter.tsx
@@ -5,6 +5,7 @@ import SideBar from "../shared/Sidebar";
 import Header from "../shared/Header";
 import { Paths } from "@/config/Paths";
 import ProformaInvoice from "@/pages/invoice/ProformaInvoice";
+import CreateInvoice from "@/pages/invoice/Create";
 import RequestList from "@/pages/requests/RequestList";
 import ProductList from "@/pages/product/List";
 import OrdersList from "@/pages/order/List";
@@ -60,6 +61,7 @@ const MainRouter: FC = () => {
                             <Route path="/" element={<Home />} />
                             <Route path={Paths.home} element={<Home />} />
                             <Route path={Paths.perfomaInvoice.list} element={<ProformaInvoice />} />
+                            <Route path={Paths.perfomaInvoice.create} element={<CreateInvoice />} />
                             <Route path={Paths.perfomaInvoice.detail + ":id"} element={<DetailPerfomaInvoice />} />
                             <Route path={Paths.requests.list} element={<RequestList />} />
                             <Route path={Paths.requests.detail + ":id"} element={<RequestDetail />} />