diff --git a/pom.xml b/pom.xml
index 9c58c8f3..fc214538 100644
--- a/pom.xml
+++ b/pom.xml
@@ -49,6 +49,9 @@
         <lombok.version>1.18.30</lombok.version>
         <jjb-saas-system-client.version>1.7.1.1-SNAPSHOT</jjb-saas-system-client.version>
 
+        <!-- Hutool（需 >=5.8，提供 ObjectUtil.defaultIfNull(Object, Supplier)） -->
+        <hutool.version>5.8.25</hutool.version>
+
         <!-- X File Storage闂佹寧绋戦悧鍡浰囩缓濂缂傚倷鑳堕崰宥囩博閹绢喖妫橀柛銉檮椤愪粙鎮楀☉娅亪宕戝澶嬫櫖?-->
         <x-file-storage.version>2.2.0</x-file-storage.version>
 
@@ -61,11 +64,37 @@
             <groupId>com.jjb.saas</groupId>
             <artifactId>jjb-saas-system-client</artifactId>
             <version>${jjb-saas-system-client.version}</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>cn.hutool</groupId>
+                    <artifactId>hutool-all</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>cn.hutool</groupId>
+                    <artifactId>hutool-core</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>com.zcloud.gbscommon</groupId>
             <artifactId>zcloud_gbscommon</artifactId>
             <version>1.0.0-SNAPSHOT</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>cn.hutool</groupId>
+                    <artifactId>hutool-all</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>cn.hutool</groupId>
+                    <artifactId>hutool-core</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+        <!-- 全模块统一 Hutool 5.8+，避免传递依赖 5.7 导致 NoSuchMethodError -->
+        <dependency>
+            <groupId>cn.hutool</groupId>
+            <artifactId>hutool-all</artifactId>
+            <version>${hutool.version}</version>
         </dependency>
     </dependencies>
 
@@ -111,6 +140,11 @@
                 <artifactId>safety-eval-infrastructure</artifactId>
                 <version>${project.version}</version>
             </dependency>
+            <dependency>
+                <groupId>org.qinan</groupId>
+                <artifactId>safety-cedu-service</artifactId>
+                <version>${project.version}</version>
+            </dependency>
 
             <!-- Dubbo -->
             <dependency>
@@ -233,6 +267,18 @@
                 <artifactId>easyexcel</artifactId>
                 <version>${easyexcel.version}</version>
             </dependency>
+
+            <!-- Hutool -->
+            <dependency>
+                <groupId>cn.hutool</groupId>
+                <artifactId>hutool-core</artifactId>
+                <version>${hutool.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>cn.hutool</groupId>
+                <artifactId>hutool-all</artifactId>
+                <version>${hutool.version}</version>
+            </dependency>
         </dependencies>
     </dependencyManagement>
 
diff --git a/safety-cedu-service/pom.xml b/safety-cedu-service/pom.xml
index d4e5e00e..9da2609a 100644
--- a/safety-cedu-service/pom.xml
+++ b/safety-cedu-service/pom.xml
@@ -43,13 +43,6 @@
             <artifactId>easyexcel</artifactId>
         </dependency>
 
-        <!-- Hutool -->
-        <dependency>
-            <groupId>cn.hutool</groupId>
-            <artifactId>hutool-core</artifactId>
-            <version>5.7.19</version>
-        </dependency>
-
         <!-- JSR-303 校验 -->
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/safety-cedu-service/src/main/java/org/qinan/cedu/service/impl/PaperQuestionRelServiceImpl.java b/safety-cedu-service/src/main/java/org/qinan/cedu/service/impl/PaperQuestionRelServiceImpl.java
index 3bea1f9c..a27283c4 100644
--- a/safety-cedu-service/src/main/java/org/qinan/cedu/service/impl/PaperQuestionRelServiceImpl.java
+++ b/safety-cedu-service/src/main/java/org/qinan/cedu/service/impl/PaperQuestionRelServiceImpl.java
@@ -15,6 +15,7 @@ import org.qinan.cedu.service.PaperService;
 import org.qinan.cedu.service.QuestionOptionService;
 import org.qinan.cedu.service.QuestionService;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.StringUtils;
@@ -33,6 +34,7 @@ import java.util.stream.Collectors;
 public class PaperQuestionRelServiceImpl extends ServiceImpl<PaperQuestionRelMapper, PaperQuestionRelDO> implements PaperQuestionRelService {
 
     @Autowired
+    @Lazy
     private PaperService paperService;
 
     @Autowired
diff --git a/safety-eval-start/pom.xml b/safety-eval-start/pom.xml
index c0a07e53..f7654ab7 100644
--- a/safety-eval-start/pom.xml
+++ b/safety-eval-start/pom.xml
@@ -21,6 +21,11 @@
             <groupId>org.qinan</groupId>
             <artifactId>safety-eval-adapter</artifactId>
         </dependency>
+        <!-- 继续教育 / 课程课件模块 -->
+        <dependency>
+            <groupId>org.qinan</groupId>
+            <artifactId>safety-cedu-service</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.flywaydb</groupId>
             <artifactId>flyway-mysql</artifactId>
@@ -28,10 +33,30 @@
         <dependency>
             <groupId>com.jjb.saas</groupId>
             <artifactId>jjb-saas-gateway-starter</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>cn.hutool</groupId>
+                    <artifactId>hutool-all</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>cn.hutool</groupId>
+                    <artifactId>hutool-core</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>com.jjb.saas</groupId>
             <artifactId>jjb-saas-framework-web</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>cn.hutool</groupId>
+                    <artifactId>hutool-all</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>cn.hutool</groupId>
+                    <artifactId>hutool-core</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
 
         <!-- Spring Boot Starter -->
diff --git a/safety-eval-start/src/main/java/org/qinan/safetyeval/start/SafetyEvalApplication.java b/safety-eval-start/src/main/java/org/qinan/safetyeval/start/SafetyEvalApplication.java
index fab96bab..5ac5a1e5 100644
--- a/safety-eval-start/src/main/java/org/qinan/safetyeval/start/SafetyEvalApplication.java
+++ b/safety-eval-start/src/main/java/org/qinan/safetyeval/start/SafetyEvalApplication.java
@@ -8,10 +8,11 @@ import org.springframework.boot.SpringApplication;
  * Safety eval service bootstrap.
  */
 @JJBSpringbootApplication(
-        scanBasePackages = {"org.qinan.safetyeval", "com.jjb"},
+        scanBasePackages = {"org.qinan.safetyeval", "org.qinan.cedu", "com.jjb"},
         mapperPackages = {
                 "org.qinan.safetyeval.infrastructure.mapper",
-                "org.qinan.safetyeval.infrastructure.persistence.mapper"
+                "org.qinan.safetyeval.infrastructure.persistence.mapper",
+                "org.qinan.cedu.mapper"
         }
 )
 @Slf4j