diff --git a/src/main/java/com/project/AiEvaluatorApplication.java b/src/main/java/com/project/AiEvaluatorApplication.java
index f00b458..4d1fd76 100644
--- a/src/main/java/com/project/AiEvaluatorApplication.java
+++ b/src/main/java/com/project/AiEvaluatorApplication.java
@@ -5,11 +5,13 @@ import org.mybatis.spring.annotation.MapperScan;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.scheduling.annotation.EnableAsync;
+import org.springframework.scheduling.annotation.EnableScheduling;
 
 @SpringBootApplication
 @EnableAsync
 @MapperScan({
         "com.project.*.mapper"})
+@EnableScheduling
 public class AiEvaluatorApplication {
     public static void main( String[] args ) {
         SpringApplication.run(AiEvaluatorApplication.class , args);
diff --git a/src/main/java/com/project/base/config/ScheduledTaskProperties.java b/src/main/java/com/project/base/config/ScheduledTaskProperties.java
new file mode 100644
index 0000000..f818c8f
--- /dev/null
+++ b/src/main/java/com/project/base/config/ScheduledTaskProperties.java
@@ -0,0 +1,14 @@
+package com.project.base.config;
+
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+@Data
+@Component
+@ConfigurationProperties(prefix = "scheduled-task")
+public class ScheduledTaskProperties {
+    private String owner = "dev";
+
+}
diff --git a/src/main/java/com/project/question/config/QuestionReplenishProperties.java b/src/main/java/com/project/question/config/QuestionReplenishProperties.java
new file mode 100644
index 0000000..fe1fba6
--- /dev/null
+++ b/src/main/java/com/project/question/config/QuestionReplenishProperties.java
@@ -0,0 +1,19 @@
+package com.project.question.config;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+@Data
+@Component
+@ConfigurationProperties(prefix = "question.replenish-inventory")
+public class QuestionReplenishProperties {
+    // 闲时开始
+    private int offPeakStart = 21;
+    // 闲时结束
+    private int offPeakEnd = 8;
+    // 忙时间隔
+    private int busyInterval = 30;
+    // 闲时间隔
+    private int offPeakInterval = 180;
+}
\ No newline at end of file
diff --git a/src/main/java/com/project/question/domain/job/InventoryCheckJob.java b/src/main/java/com/project/question/domain/job/InventoryCheckJob.java
new file mode 100644
index 0000000..53c0b39
--- /dev/null
+++ b/src/main/java/com/project/question/domain/job/InventoryCheckJob.java
@@ -0,0 +1,104 @@
+package com.project.question.domain.job;
+
+import com.project.base.config.ScheduledTaskProperties;
+import com.project.question.config.QuestionReplenishProperties;
+import com.project.question.domain.service.QuestionInventoryDomainService;
+import com.project.task.domain.entity.TaskEntity;
+import com.project.task.mapper.TaskMapper;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import jakarta.annotation.Resource;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Component;
+
+import java.time.LocalTime;
+import java.util.Date;
+import java.util.List;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.Executor;
+import java.util.concurrent.atomic.AtomicLong;
+
+@Component
+@Slf4j
+public class InventoryCheckJob {
+
+    @Autowired
+    private ScheduledTaskProperties taskProps; // 基础配置：判定 owner
+    
+    @Autowired
+    private QuestionReplenishProperties replenishProps; // 业务配置：判定频率
+    
+    @Autowired
+    private TaskMapper taskMapper;
+    
+    @Autowired
+    private QuestionInventoryDomainService questionInventoryDomainService;
+
+    @Resource(name = "questionGenExecutor")
+    private Executor questionGenExecutor;
+
+    // 记录累计经过的总分钟数
+    private final AtomicLong elapsedMinutes = new AtomicLong(0);
+
+    /**
+     * 每 10 分钟心跳一次
+     */
+    @Scheduled(fixedRate = 600000)
+    public void run() {
+
+        if ("dev".equalsIgnoreCase(taskProps.getOwner())) {
+            return; 
+        }
+
+        long currentTotalMinutes = elapsedMinutes.addAndGet(10);
+        int requiredInterval = getRequiredInterval();
+
+
+        if (currentTotalMinutes % requiredInterval != 0) {
+            return;
+        }
+
+        log.info(">>> [定时补库] 周期命中。当前时间段策略: {}min/次, 开始扫描任务", requiredInterval);
+
+        List<TaskEntity> activeTasks = taskMapper.selectList(
+                new LambdaQueryWrapper<TaskEntity>()
+                        .select(TaskEntity::getId) // 保护 Inode: 只查 ID
+                        .gt(TaskEntity::getEndTime, new Date())
+                        .eq(TaskEntity::getDeleted, false)
+        );
+
+        if (activeTasks.isEmpty()) return;
+
+        activeTasks.forEach(task ->
+            CompletableFuture.runAsync(() -> {
+                try {
+                    questionInventoryDomainService.checkAndReplenish(task.getId());
+                } catch (Exception e) {
+                    throw new RuntimeException(e);
+                }
+            }, questionGenExecutor).exceptionally(ex -> {
+                log.error(">>> [定时补库] 任务[{}]检查失败", task.getId(), ex);
+                return null;
+            })
+        );
+    }
+
+    /**
+     * 判定忙闲时逻辑
+     */
+    private int getRequiredInterval() {
+        int hour = LocalTime.now().getHour();
+        int start = replenishProps.getOffPeakStart();
+        int end = replenishProps.getOffPeakEnd();
+
+        boolean isOffPeak;
+        if (start > end) { // 跨天情况，如 23点到次日8点
+            isOffPeak = (hour >= start || hour < end);
+        } else { // 当天情况，如 1点到5点
+            isOffPeak = (hour >= start && hour < end);
+        }
+
+        return isOffPeak ? replenishProps.getOffPeakInterval() : replenishProps.getBusyInterval();
+    }
+}
\ No newline at end of file