diff --git a/novalon-manage-api/manage-sys/src/main/java/cn/novalon/manage/sys/infrastructure/db/dao/SysNoticeDao.java b/novalon-manage-api/manage-sys/src/main/java/cn/novalon/manage/sys/infrastructure/db/dao/SysNoticeDao.java
index 3a9771c..47ab7b4 100644
--- a/novalon-manage-api/manage-sys/src/main/java/cn/novalon/manage/sys/infrastructure/db/dao/SysNoticeDao.java
+++ b/novalon-manage-api/manage-sys/src/main/java/cn/novalon/manage/sys/infrastructure/db/dao/SysNoticeDao.java
@@ -1,6 +1,7 @@
 package cn.novalon.manage.sys.infrastructure.db.dao;
 
 import cn.novalon.manage.sys.infrastructure.db.entity.SysNoticeEntity;
+import org.springframework.data.domain.Sort;
 import org.springframework.data.r2dbc.repository.R2dbcRepository;
 import org.springframework.stereotype.Repository;
 import reactor.core.publisher.Flux;
@@ -11,7 +12,13 @@ public interface SysNoticeDao extends R2dbcRepository<SysNoticeEntity, Long> {
 
     Flux<SysNoticeEntity> findByStatusAndDeletedAtIsNull(String status);
 
+    Flux<SysNoticeEntity> findByStatusAndDeletedAtIsNull(String status, Sort sort);
+
     Flux<SysNoticeEntity> findByDeletedAtIsNull();
 
+    Flux<SysNoticeEntity> findByDeletedAtIsNull(Sort sort);
+
+    Mono<Long> countByDeletedAtIsNull();
+
     Mono<Void> deleteByIdAndDeletedAtIsNull(Long id);
 }
diff --git a/novalon-manage-api/manage-sys/src/main/java/cn/novalon/manage/sys/infrastructure/db/repository/SysNoticeRepository.java b/novalon-manage-api/manage-sys/src/main/java/cn/novalon/manage/sys/infrastructure/db/repository/SysNoticeRepository.java
new file mode 100644
index 0000000..3e18aa0
--- /dev/null
+++ b/novalon-manage-api/manage-sys/src/main/java/cn/novalon/manage/sys/infrastructure/db/repository/SysNoticeRepository.java
@@ -0,0 +1,86 @@
+package cn.novalon.manage.sys.infrastructure.db.repository;
+
+import cn.novalon.manage.sys.core.domain.SysNotice;
+import cn.novalon.manage.sys.infrastructure.db.converter.SysNoticeConverter;
+import cn.novalon.manage.sys.infrastructure.db.dao.SysNoticeDao;
+import cn.novalon.manage.sys.infrastructure.db.entity.SysNoticeEntity;
+import org.springframework.data.domain.Sort;
+import org.springframework.stereotype.Repository;
+import reactor.core.publisher.Flux;
+import reactor.core.publisher.Mono;
+
+import java.time.LocalDateTime;
+
+@Repository
+public class SysNoticeRepository {
+
+    private final SysNoticeDao dao;
+    private final SysNoticeConverter converter;
+
+    public SysNoticeRepository(SysNoticeDao dao, SysNoticeConverter converter) {
+        this.dao = dao;
+        this.converter = converter;
+    }
+
+    public Mono<SysNotice> findById(Long id) {
+        return dao.findById(id)
+                .filter(entity -> entity.getDeletedAt() == null)
+                .map(converter::toDomain);
+    }
+
+    public Mono<SysNotice> save(SysNotice sysNotice) {
+        return dao.save(converter.toEntity(sysNotice))
+                .map(converter::toDomain);
+    }
+
+    public Mono<Void> deleteById(Long id) {
+        return dao.findById(id)
+                .flatMap(entity -> {
+                    entity.setDeletedAt(LocalDateTime.now());
+                    return dao.save(entity);
+                })
+                .then();
+    }
+
+    public Flux<SysNotice> findByStatus(String status) {
+        return dao.findByStatusAndDeletedAtIsNull(status)
+                .map(converter::toDomain);
+    }
+
+    public Flux<SysNotice> findByStatus(String status, Sort sort) {
+        return dao.findByStatusAndDeletedAtIsNull(status, sort)
+                .map(converter::toDomain);
+    }
+
+    public Flux<SysNotice> findAll() {
+        return dao.findByDeletedAtIsNull()
+                .map(converter::toDomain);
+    }
+
+    public Flux<SysNotice> findAll(Sort sort) {
+        return dao.findByDeletedAtIsNull(sort)
+                .map(converter::toDomain);
+    }
+
+    public Mono<Long> count() {
+        return dao.countByDeletedAtIsNull();
+    }
+
+    public Mono<Void> logicalDeleteById(Long id) {
+        return dao.findById(id)
+                .flatMap(entity -> {
+                    entity.setDeletedAt(LocalDateTime.now());
+                    return dao.save(entity);
+                })
+                .then();
+    }
+
+    public Mono<Void> restoreById(Long id) {
+        return dao.findById(id)
+                .flatMap(entity -> {
+                    entity.setDeletedAt(null);
+                    return dao.save(entity);
+                })
+                .then();
+    }
+}