diff --git a/src/controllers/customer-branch-controller.ts b/src/controllers/customer-branch-controller.ts
index c2220cc..0cf41ad 100644
--- a/src/controllers/customer-branch-controller.ts
+++ b/src/controllers/customer-branch-controller.ts
@@ -29,7 +29,7 @@ function imageLocation(id: string) {
   return `employee/profile-img-${id}`;
 }
 
-type CustomerBranchCreate = {
+export type CustomerBranchCreate = {
   customerId: string;
 
   status?: Status;
@@ -56,7 +56,7 @@ type CustomerBranchCreate = {
   provinceId?: string | null;
 };
 
-type CustomerBranchUpdate = {
+export type CustomerBranchUpdate = {
   customerId?: string;
 
   status?: "ACTIVE" | "INACTIVE";
diff --git a/src/controllers/customer-controller.ts b/src/controllers/customer-controller.ts
index 4be81cf..086a8d2 100644
--- a/src/controllers/customer-controller.ts
+++ b/src/controllers/customer-controller.ts
@@ -18,6 +18,7 @@ import prisma from "../db";
 import minio from "../services/minio";
 import HttpStatus from "../interfaces/http-status";
 import HttpError from "../interfaces/http-error";
+import { CustomerBranchCreate, CustomerBranchUpdate } from "./customer-branch-controller";
 
 if (!process.env.MINIO_BUCKET) {
   throw Error("Require MinIO bucket.");
@@ -30,6 +31,7 @@ export type CustomerCreate = {
   customerType: CustomerType;
   customerName: string;
   customerNameEN: string;
+  customerBranch?: Omit<CustomerBranchCreate, "customerId">[];
 };
 
 export type CustomerUpdate = {
@@ -37,6 +39,7 @@ export type CustomerUpdate = {
   customerType?: CustomerType;
   customerName?: string;
   customerNameEN?: string;
+  customerBranch?: (Omit<CustomerBranchUpdate, "customerId"> & { id: string })[];
 };
 
 function imageLocation(id: string) {
@@ -103,10 +106,74 @@ export class CustomerController extends Controller {
 
     const code = `${body.customerType}${(+(last?.code.slice(-6) || 0) + 1).toString().padStart(6, "0")}`;
 
+    const { customerBranch, ...payload } = body;
+
+    const provinceId = body.customerBranch?.reduce<string[]>((acc, cur) => {
+      if (cur.provinceId && !acc.includes(cur.provinceId)) return acc.concat(cur.provinceId);
+      return acc;
+    }, []);
+    const districtId = body.customerBranch?.reduce<string[]>((acc, cur) => {
+      if (cur.districtId && !acc.includes(cur.districtId)) return acc.concat(cur.districtId);
+      return acc;
+    }, []);
+    const subDistrictId = body.customerBranch?.reduce<string[]>((acc, cur) => {
+      if (cur.subDistrictId && !acc.includes(cur.subDistrictId))
+        return acc.concat(cur.subDistrictId);
+      return acc;
+    }, []);
+
+    const [province, district, subDistrict] = await prisma.$transaction([
+      prisma.province.findMany({ where: { id: { in: provinceId } } }),
+      prisma.district.findMany({ where: { id: { in: districtId } } }),
+      prisma.subDistrict.findMany({ where: { id: { in: subDistrictId } } }),
+    ]);
+
+    if (provinceId && province.length !== provinceId?.length) {
+      throw new HttpError(
+        HttpStatus.BAD_REQUEST,
+        "Some province cannot be found.",
+        "missing_or_invalid_parameter",
+      );
+    }
+    if (districtId && district.length !== districtId?.length) {
+      throw new HttpError(
+        HttpStatus.BAD_REQUEST,
+        "Some district cannot be found.",
+        "missing_or_invalid_parameter",
+      );
+    }
+    if (subDistrictId && subDistrict.length !== subDistrictId?.length) {
+      throw new HttpError(
+        HttpStatus.BAD_REQUEST,
+        "Some sub district cannot be found.",
+        "missing_or_invalid_parameter",
+      );
+    }
+
     const record = await prisma.customer.create({
+      include: {
+        branch: {
+          include: {
+            province: true,
+            district: true,
+            subDistrict: true,
+          },
+        },
+      },
       data: {
-        ...body,
+        ...payload,
         code,
+        branch: {
+          createMany: {
+            data:
+              customerBranch?.map((v, i) => ({
+                ...v,
+                branchNo: `${i + 1}`,
+                createdBy: req.user.name,
+                updateBy: req.user.name,
+              })) || [],
+          },
+        },
         createdBy: req.user.name,
         updateBy: req.user.name,
       },
@@ -138,11 +205,61 @@ export class CustomerController extends Controller {
       throw new HttpError(HttpStatus.NOT_FOUND, "Customer cannot be found.", "data_not_found");
     }
 
+    const provinceId = body.customerBranch?.reduce<string[]>((acc, cur) => {
+      if (cur.provinceId && !acc.includes(cur.provinceId)) return acc.concat(cur.provinceId);
+      return acc;
+    }, []);
+    const districtId = body.customerBranch?.reduce<string[]>((acc, cur) => {
+      if (cur.districtId && !acc.includes(cur.districtId)) return acc.concat(cur.districtId);
+      return acc;
+    }, []);
+    const subDistrictId = body.customerBranch?.reduce<string[]>((acc, cur) => {
+      if (cur.subDistrictId && !acc.includes(cur.subDistrictId))
+        return acc.concat(cur.subDistrictId);
+      return acc;
+    }, []);
+
+    const [province, district, subDistrict] = await prisma.$transaction([
+      prisma.province.findMany({ where: { id: { in: provinceId } } }),
+      prisma.district.findMany({ where: { id: { in: districtId } } }),
+      prisma.subDistrict.findMany({ where: { id: { in: subDistrictId } } }),
+    ]);
+
+    if (provinceId && province.length !== provinceId?.length) {
+      throw new HttpError(
+        HttpStatus.BAD_REQUEST,
+        "Some province cannot be found.",
+        "missing_or_invalid_parameter",
+      );
+    }
+    if (districtId && district.length !== districtId?.length) {
+      throw new HttpError(
+        HttpStatus.BAD_REQUEST,
+        "Some district cannot be found.",
+        "missing_or_invalid_parameter",
+      );
+    }
+    if (subDistrictId && subDistrict.length !== subDistrictId?.length) {
+      throw new HttpError(
+        HttpStatus.BAD_REQUEST,
+        "Some sub district cannot be found.",
+        "missing_or_invalid_parameter",
+      );
+    }
+
+    const { customerBranch, ...payload } = body;
+
     const record = await prisma.customer.update({
       where: { id: customerId },
       data: {
-        ...body,
-        createdBy: req.user.name,
+        ...payload,
+        branch: {
+          updateMany:
+            customerBranch?.map((v) => ({
+              where: { id: v.id },
+              data: { ...v, updateBy: req.user.name },
+            })) || [],
+        },
         updateBy: req.user.name,
       },
     });