diff --git a/libs/common/src/modules/visitor-password/dtos/index.ts b/libs/common/src/modules/visitor-password/dtos/index.ts
new file mode 100644
index 0000000..daeb5d8
--- /dev/null
+++ b/libs/common/src/modules/visitor-password/dtos/index.ts
@@ -0,0 +1 @@
+export * from './visitor-password.dto';
diff --git a/libs/common/src/modules/visitor-password/dtos/visitor-password.dto.ts b/libs/common/src/modules/visitor-password/dtos/visitor-password.dto.ts
new file mode 100644
index 0000000..10ed539
--- /dev/null
+++ b/libs/common/src/modules/visitor-password/dtos/visitor-password.dto.ts
@@ -0,0 +1,15 @@
+import { IsNotEmpty, IsString } from 'class-validator';
+
+export class VisitorPasswordDto {
+  @IsString()
+  @IsNotEmpty()
+  public uuid: string;
+
+  @IsString()
+  @IsNotEmpty()
+  public authorizerUuid: string;
+
+  @IsString()
+  @IsNotEmpty()
+  public passwordTuyaUuid: string;
+}
diff --git a/libs/common/src/modules/visitor-password/entities/index.ts b/libs/common/src/modules/visitor-password/entities/index.ts
new file mode 100644
index 0000000..8b13691
--- /dev/null
+++ b/libs/common/src/modules/visitor-password/entities/index.ts
@@ -0,0 +1 @@
+export * from './visitor-password.entity';
diff --git a/libs/common/src/modules/visitor-password/entities/visitor-password.entity.ts b/libs/common/src/modules/visitor-password/entities/visitor-password.entity.ts
new file mode 100644
index 0000000..f1c0ed6
--- /dev/null
+++ b/libs/common/src/modules/visitor-password/entities/visitor-password.entity.ts
@@ -0,0 +1,25 @@
+import { Column, Entity, ManyToOne, JoinColumn, Index } from 'typeorm';
+import { VisitorPasswordDto } from '../dtos';
+import { AbstractEntity } from '../../abstract/entities/abstract.entity';
+import { UserEntity } from '../../user/entities/user.entity';
+
+@Entity({ name: 'visitor-password' })
+@Index('IDX_PASSWORD_TUYA_UUID', ['passwordTuyaUuid'])
+export class VisitorPasswordEntity extends AbstractEntity<VisitorPasswordDto> {
+  @Column({
+    nullable: false,
+    unique: true,
+  })
+  public passwordTuyaUuid: string;
+
+  @ManyToOne(() => UserEntity, (user) => user.visitorPasswords, {
+    nullable: false,
+  })
+  @JoinColumn({ name: 'authorizer_uuid' })
+  public user: UserEntity;
+
+  constructor(partial: Partial<VisitorPasswordEntity>) {
+    super();
+    Object.assign(this, partial);
+  }
+}
diff --git a/libs/common/src/modules/visitor-password/repositories/index.ts b/libs/common/src/modules/visitor-password/repositories/index.ts
new file mode 100644
index 0000000..2b62574
--- /dev/null
+++ b/libs/common/src/modules/visitor-password/repositories/index.ts
@@ -0,0 +1 @@
+export * from './visitor-password.repository';
diff --git a/libs/common/src/modules/visitor-password/repositories/visitor-password.repository.ts b/libs/common/src/modules/visitor-password/repositories/visitor-password.repository.ts
new file mode 100644
index 0000000..4414a5b
--- /dev/null
+++ b/libs/common/src/modules/visitor-password/repositories/visitor-password.repository.ts
@@ -0,0 +1,10 @@
+import { DataSource, Repository } from 'typeorm';
+import { Injectable } from '@nestjs/common';
+import { VisitorPasswordEntity } from '../entities/visitor-password.entity';
+
+@Injectable()
+export class VisitorPasswordRepository extends Repository<VisitorPasswordEntity> {
+  constructor(private dataSource: DataSource) {
+    super(VisitorPasswordEntity, dataSource.createEntityManager());
+  }
+}
diff --git a/libs/common/src/modules/visitor-password/visitor-password.repository.module.ts b/libs/common/src/modules/visitor-password/visitor-password.repository.module.ts
new file mode 100644
index 0000000..b6a2182
--- /dev/null
+++ b/libs/common/src/modules/visitor-password/visitor-password.repository.module.ts
@@ -0,0 +1,11 @@
+import { Module } from '@nestjs/common';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { VisitorPasswordEntity } from './entities/visitor-password.entity';
+
+@Module({
+  providers: [],
+  exports: [],
+  controllers: [],
+  imports: [TypeOrmModule.forFeature([VisitorPasswordEntity])],
+})
+export class VisitorPasswordRepositoryModule {}