diff --git a/src/controllers/01-branch-controller.ts b/src/controllers/01-branch-controller.ts
index bceb729..d8d2fcb 100644
--- a/src/controllers/01-branch-controller.ts
+++ b/src/controllers/01-branch-controller.ts
@@ -674,4 +674,39 @@ export class BranchFileController extends Controller {
     await this.checkPermission(req.user, branchId);
     return await deleteFile(fileLocation.branch.line(branchId));
   }
+
+  @Get("attachment")
+  @Security("keycloak")
+  async listAttachment(@Request() req: RequestWithUser, @Path() branchId: string) {
+    await this.checkPermission(req.user, branchId);
+    return await listFile(fileLocation.branch.attachment(branchId));
+  }
+
+  @Get("attachment/{name}")
+  @Security("keycloak")
+  async getAttachment(@Path() branchId: string, @Path() name: string) {
+    return await getFile(fileLocation.branch.attachment(branchId, name));
+  }
+
+  @Put("attachment/{name}")
+  @Security("keycloak")
+  async putAttachment(
+    @Request() req: RequestWithUser,
+    @Path() branchId: string,
+    @Path() name: string,
+  ) {
+    await this.checkPermission(req.user, branchId);
+    return req.res?.redirect(await setFile(fileLocation.branch.attachment(branchId, name)));
+  }
+
+  @Delete("attachment/{name}")
+  @Security("keycloak")
+  async delAttachment(
+    @Request() req: RequestWithUser,
+    @Path() branchId: string,
+    @Path() name: string,
+  ) {
+    await this.checkPermission(req.user, branchId);
+    return await deleteFile(fileLocation.branch.attachment(branchId, name));
+  }
 }
diff --git a/src/utils/minio.ts b/src/utils/minio.ts
index c376eea..8aecc4c 100644
--- a/src/utils/minio.ts
+++ b/src/utils/minio.ts
@@ -51,6 +51,7 @@ export const fileLocation = {
     line: (branchId: string) => `branch/line-qr-${branchId}`,
     bank: (branchId: string, bankId: string) => `branch/bank-qr-${branchId}-${bankId}`,
     img: (branchId: string, name?: string) => `branch/img-${branchId}/${name || ""}`,
+    attachment: (branchId: string, name?: string) => `branch/attachment-${branchId}/${name || ""}`,
   },
   user: {
     profile: (userId: string, name?: string) => `user/profile-image-${userId}/${name || ""}`,