diff --git a/package.json b/package.json
index b576e46..6294f71 100644
--- a/package.json
+++ b/package.json
@@ -24,6 +24,7 @@
     "@types/cors": "^2.8.17",
     "@types/express": "^4.17.21",
     "@types/morgan": "^1.9.9",
+    "@types/multer": "^1.4.12",
     "@types/node": "^20.17.10",
     "@types/nodemailer": "^6.4.17",
     "nodemon": "^3.1.9",
@@ -46,12 +47,14 @@
     "dayjs-plugin-utc": "^0.1.2",
     "docx-templates": "^4.13.0",
     "dotenv": "^16.4.7",
+    "exceljs": "^4.4.0",
     "express": "^4.21.2",
     "fast-jwt": "^5.0.5",
     "json-2-csv": "^5.5.8",
     "kysely": "^0.27.5",
     "minio": "^8.0.2",
     "morgan": "^1.10.0",
+    "multer": "^1.4.5-lts.2",
     "nodemailer": "^6.10.0",
     "prisma-extension-kysely": "^3.0.0",
     "promise.any": "^2.0.6",
diff --git a/src/controllers/04-product-controller.ts b/src/controllers/04-product-controller.ts
index 09dce42..146f6d1 100644
--- a/src/controllers/04-product-controller.ts
+++ b/src/controllers/04-product-controller.ts
@@ -11,6 +11,7 @@ import {
   Security,
   Tags,
   Query,
+  UploadedFile,
 } from "tsoa";
 import { Prisma, Product, Status } from "@prisma/client";
 
@@ -28,6 +29,7 @@ import { filterStatus } from "../services/prisma";
 import { deleteFile, deleteFolder, fileLocation, getFile, listFile, setFile } from "../utils/minio";
 import { isUsedError, notFoundError, relationError } from "../utils/error";
 import { queryOrNot, whereDateQuery } from "../utils/relation";
+import spreadsheet from "../utils/spreadsheet";
 
 const MANAGE_ROLES = [
   "system",
@@ -447,6 +449,132 @@ export class ProductController extends Controller {
       where: { id: productId },
     });
   }
+
+  @Post("uploadedFile")
+  @Security("keycloak", MANAGE_ROLES)
+  async importProduct(
+    @Request() req: RequestWithUser,
+    @UploadedFile() file: Express.Multer.File,
+    @Query() productGroupId: string,
+  ) {
+    if (!file?.buffer) throw notFoundError("File");
+
+    const buffer = new Uint8Array(file.buffer).buffer;
+    const dataFile = await spreadsheet.readExcel(buffer, {
+      header: true,
+      worksheet: "Sheet1",
+    });
+
+    let dataName: string[] = [];
+    const data = await dataFile.map((item: any) => {
+      dataName.push(item.name);
+      return {
+        ...item,
+        expenseType:
+          item.expenseType === "ค่าธรรมเนียม"
+            ? "fee"
+            : item.expenseType === "ค่าบริการ"
+              ? "serviceFee"
+              : "processingFee",
+        shared: item.shared === "ใช่" ? true : false,
+        calcVat: item.calcVat === "ใช่" ? true : false,
+        vatIncluded: item.vatIncluded === "รวม" ? true : false,
+        agentPriceCalcVat: item.agentPriceCalcVat === "ใช่" ? true : false,
+        agentPriceVatIncluded: item.agentPriceVatIncluded === "รวม" ? true : false,
+        serviceChargeCalcVat: item.serviceChargeCalcVat === "ใช่" ? true : false,
+        serviceChargeVatIncluded: item.serviceChargeVatIncluded === "รวม" ? true : false,
+      };
+    });
+
+    const [productGroup, productSameName] = await prisma.$transaction([
+      prisma.productGroup.findFirst({
+        include: {
+          registeredBranch: {
+            include: branchRelationPermInclude(req.user),
+          },
+          createdBy: true,
+          updatedBy: true,
+        },
+        where: { id: productGroupId },
+      }),
+      prisma.product.findMany({
+        where: {
+          productGroup: {
+            registeredBranch: {
+              OR: permissionCondCompany(req.user),
+            },
+          },
+          name: { in: dataName },
+        },
+      }),
+    ]);
+
+    if (!productGroup) throw relationError("Product Group");
+
+    await permissionCheck(req.user, productGroup.registeredBranch);
+    let dataProduct: ProductCreate[] = [];
+
+    const record = await prisma.$transaction(
+      async (tx) => {
+        const branch = productGroup.registeredBranch;
+        const company = (branch.headOffice || branch).code;
+        console.log(branch, company);
+        for (const item of data) {
+          const dataDuplicate = productSameName.some(
+            (v) => v.code.slice(0, -3) === item.code.toUpperCase() && v.name === item.name,
+          );
+
+          if (!dataDuplicate) {
+            const last = await tx.runningNo.upsert({
+              where: {
+                key: `PRODUCT_${company}_${item.code.toLocaleUpperCase()}`,
+              },
+              create: {
+                key: `PRODUCT_${company}_${item.code.toLocaleUpperCase()}`,
+                value: 1,
+              },
+              update: { value: { increment: 1 } },
+            });
+
+            dataProduct.push({
+              ...item,
+              code: `${item.code.toLocaleUpperCase()}${last.value.toString().padStart(3, "0")}`,
+              createdByUserId: req.user.sub,
+              updatedByUserId: req.user.sub,
+              productGroupId: productGroupId,
+            });
+          }
+        }
+        console.log("dataProduct", dataProduct);
+
+        return await prisma.product.createManyAndReturn({
+          data: dataProduct,
+          include: {
+            createdBy: true,
+            updatedBy: true,
+          },
+        });
+      },
+      {
+        isolationLevel: Prisma.TransactionIsolationLevel.Serializable,
+      },
+    );
+
+    if (productGroup.status === "CREATED") {
+      await prisma.productGroup.update({
+        include: {
+          createdBy: true,
+          updatedBy: true,
+        },
+        where: { id: productGroupId },
+        data: { status: Status.ACTIVE },
+      });
+    }
+
+    this.setStatus(HttpStatus.CREATED);
+
+    return record;
+  }
 }
 
 @Route("api/v1/product/{productId}")
diff --git a/src/utils/spreadsheet.ts b/src/utils/spreadsheet.ts
new file mode 100644
index 0000000..b04a4f2
--- /dev/null
+++ b/src/utils/spreadsheet.ts
@@ -0,0 +1,105 @@
+import Excel from "exceljs";
+
+export default class spreadsheet {
+  static async readCsv() {
+    // TODO: read csv
+  }
+
+  /**
+   * This function read data from excel file.
+   *
+   * @param buffer - Excel file.
+   * @param opts.header - Interprets the first row as the names of the fields.
+   * @param opts.worksheet - Specifies the worksheet to read. Can be the worksheet's name or its 1-based index.
+   *
+   * @returns
+   */
+  static async readExcel<T extends unknown>(
+    buffer: Excel.Buffer,
+    opts?: { header?: boolean; worksheet?: number | string },
+  ): Promise<T[]> {
+    const workbook = new Excel.Workbook();
+    await workbook.xlsx.load(buffer);
+    const worksheet = workbook.getWorksheet(opts?.worksheet ?? 1);
+
+    if (!worksheet) return [];
+
+    const header: Record<number, string | number> = {};
+    const values: any[] = [];
+
+    worksheet.eachRow((row, rowId) => {
+      if (rowId === 1 && opts?.header !== false) {
+        row.eachCell((cell, cellId) => {
+          if (typeof cell.value === "string") {
+            header[cellId] = nameValue(cell.value);
+          } else {
+            header[cellId] = cellId.toString();
+          }
+        });
+      } else {
+        const data: Record<string | number, Excel.CellValue> = {};
+        row.eachCell((cell, cellId) => {
+          data[opts?.header !== false ? header[cellId] : cellId - 1] = cell.value;
+        });
+        values.push(opts?.header !== false ? data : Object.values(data));
+      }
+    });
+
+    return values;
+  }
+}
+
+function nameValue(value: string) {
+  let code: string;
+  switch (value) {
+    case "ชื่อสินค้าและบริการ":
+      code = "name";
+      break;
+    case "ระยะเวลาดำเนินการ":
+      code = "process";
+      break;
+    case "ประเภทค่าใช้จ่าย":
+      code = "expenseType";
+      break;
+    case "รายละเอียด":
+      code = "detail";
+      break;
+    case "หมายเหตุ":
+      code = "remark";
+      break;
+    case "ใช้งานร่วมกัน":
+      code = "shared";
+      break;
+    case "คำนวณภาษีราคาขาย":
+      code = "calcVat";
+      break;
+    case "รวม VAT ราคาขาย":
+      code = "vatIncluded";
+      break;
+    case "ราคาต่อหน่วย (บาท) ราคาขาย":
+      code = "price";
+      break;
+    case "คำนวณภาษีราคาตัวแทน":
+      code = "agentPriceCalcVat";
+      break;
+    case "รวม VAT ราคาตัวแทน":
+      code = "agentPriceVatIncluded";
+      break;
+    case "ราคาต่อหน่วย (บาท) ราคาตัวแทน":
+      code = "agentPrice";
+      break;
+    case "คำนวณภาษีราคาดำเนินการ":
+      code = "serviceChargeCalcVat";
+      break;
+    case "รวม VAT ราคาดำเนินการ":
+      code = "serviceChargeVatIncluded";
+      break;
+    case "ราคาต่อหน่วย (บาท) ราคาดำเนินการ":
+      code = "serviceCharge";
+      break;
+    default:
+      code = "code";
+      break;
+  }
+  return code;
+}