diff --git a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/audit/RuntimeAuditRecordRepositoryIT.java b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/audit/RuntimeAuditRecordRepositoryIT.java
index be4d2b09e..abc630b79 100644
--- a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/audit/RuntimeAuditRecordRepositoryIT.java
+++ b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/audit/RuntimeAuditRecordRepositoryIT.java
@@ -7,6 +7,7 @@
 import net.ximatai.muyun.spring.ability.event.RuntimeEventType;
 import net.ximatai.muyun.spring.ability.event.RuntimeMutationSource;
 import net.ximatai.muyun.spring.common.exception.PlatformException;
+import net.ximatai.muyun.spring.platform.support.PlatformPostgresIntegrationTest;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.SpringBootConfiguration;
@@ -18,9 +19,6 @@
 import org.springframework.test.context.DynamicPropertySource;
 import org.springframework.transaction.PlatformTransactionManager;
 import org.springframework.transaction.support.TransactionTemplate;
-import org.testcontainers.containers.PostgreSQLContainer;
-import org.testcontainers.junit.jupiter.Container;
-import org.testcontainers.junit.jupiter.Testcontainers;
 
 import javax.sql.DataSource;
 import java.time.Instant;
@@ -29,11 +27,8 @@
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
-@Testcontainers(disabledWithoutDocker = true)
 @SpringBootTest(classes = RuntimeAuditRecordRepositoryIT.TestApplication.class)
-class RuntimeAuditRecordRepositoryIT {
-    @Container
-    static final PostgreSQLContainer<?> postgres = new PostgreSQLContainer<>("postgres:16-alpine");
+class RuntimeAuditRecordRepositoryIT extends PlatformPostgresIntegrationTest {
 
     @DynamicPropertySource
     static void databaseProperties(DynamicPropertyRegistry registry) {
diff --git a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/code/CodeRepositoryIT.java b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/code/CodeRepositoryIT.java
index 3cbe470fa..14a9a2b79 100644
--- a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/code/CodeRepositoryIT.java
+++ b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/code/CodeRepositoryIT.java
@@ -5,6 +5,7 @@
 import net.ximatai.muyun.database.spring.boot.JdbiConfigurer;
 import net.ximatai.muyun.database.spring.boot.sql.annotation.EnableMuYunRepositories;
 import net.ximatai.muyun.spring.common.tenant.TenantContext;
+import net.ximatai.muyun.spring.platform.support.PlatformPostgresIntegrationTest;
 import org.jdbi.v3.core.Jdbi;
 import org.jdbi.v3.core.argument.AbstractArgumentFactory;
 import org.jdbi.v3.core.argument.Argument;
@@ -20,9 +21,6 @@
 import org.springframework.test.context.DynamicPropertySource;
 import org.springframework.transaction.PlatformTransactionManager;
 import org.springframework.transaction.support.TransactionTemplate;
-import org.testcontainers.containers.PostgreSQLContainer;
-import org.testcontainers.junit.jupiter.Container;
-import org.testcontainers.junit.jupiter.Testcontainers;
 
 import javax.sql.DataSource;
 import java.math.BigInteger;
@@ -40,11 +38,8 @@
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
-@Testcontainers(disabledWithoutDocker = true)
 @SpringBootTest(classes = CodeRepositoryIT.TestApplication.class)
-class CodeRepositoryIT {
-    @Container
-    static final PostgreSQLContainer<?> postgres = new PostgreSQLContainer<>("postgres:16-alpine");
+class CodeRepositoryIT extends PlatformPostgresIntegrationTest {
 
     @DynamicPropertySource
     static void databaseProperties(DynamicPropertyRegistry registry) {
diff --git a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/code/DynamicCodeCoordinatorRepositoryIT.java b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/code/DynamicCodeCoordinatorRepositoryIT.java
index 04fd22196..a65b6b4c2 100644
--- a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/code/DynamicCodeCoordinatorRepositoryIT.java
+++ b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/code/DynamicCodeCoordinatorRepositoryIT.java
@@ -14,6 +14,7 @@
 import net.ximatai.muyun.spring.common.platform.EntityCapability;
 import net.ximatai.muyun.spring.common.platform.PlatformAction;
 import net.ximatai.muyun.spring.common.tenant.TenantContext;
+import net.ximatai.muyun.spring.platform.support.PlatformPostgresIntegrationTest;
 import net.ximatai.muyun.spring.dynamic.metadata.EntityDefinition;
 import net.ximatai.muyun.spring.dynamic.metadata.EntityRelationDefinition;
 import net.ximatai.muyun.spring.dynamic.metadata.FieldDefinition;
@@ -41,9 +42,6 @@
 import org.springframework.transaction.PlatformTransactionManager;
 import org.springframework.transaction.annotation.EnableTransactionManagement;
 import org.springframework.transaction.support.TransactionTemplate;
-import org.testcontainers.containers.PostgreSQLContainer;
-import org.testcontainers.junit.jupiter.Container;
-import org.testcontainers.junit.jupiter.Testcontainers;
 
 import javax.sql.DataSource;
 import java.math.BigInteger;
@@ -67,14 +65,10 @@
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 import static org.mockito.Mockito.mock;
 
-@Testcontainers(disabledWithoutDocker = true)
 @SpringBootTest(classes = DynamicCodeCoordinatorRepositoryIT.TestApplication.class)
-class DynamicCodeCoordinatorRepositoryIT {
+class DynamicCodeCoordinatorRepositoryIT extends PlatformPostgresIntegrationTest {
     private static final String TENANT_ID = "tenant-code";
 
-    @Container
-    static final PostgreSQLContainer<?> postgres = new PostgreSQLContainer<>("postgres:16-alpine");
-
     @DynamicPropertySource
     static void databaseProperties(DynamicPropertyRegistry registry) {
         registry.add("muyun.database.default-schema", () -> "public");
diff --git a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/metadata/FieldSpecRepositoryIT.java b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/metadata/FieldSpecRepositoryIT.java
index 03ffa9d27..85ab26407 100644
--- a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/metadata/FieldSpecRepositoryIT.java
+++ b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/metadata/FieldSpecRepositoryIT.java
@@ -4,6 +4,7 @@
 import net.ximatai.muyun.database.core.orm.Criteria;
 import net.ximatai.muyun.spring.dynamic.metadata.DynamicQueryOperator;
 import net.ximatai.muyun.spring.dynamic.metadata.FieldType;
+import net.ximatai.muyun.spring.platform.support.PlatformPostgresIntegrationTest;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.SpringBootConfiguration;
@@ -13,9 +14,6 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.test.context.DynamicPropertyRegistry;
 import org.springframework.test.context.DynamicPropertySource;
-import org.testcontainers.containers.PostgreSQLContainer;
-import org.testcontainers.junit.jupiter.Container;
-import org.testcontainers.junit.jupiter.Testcontainers;
 
 import javax.sql.DataSource;
 import java.util.List;
@@ -24,11 +22,8 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-@Testcontainers(disabledWithoutDocker = true)
 @SpringBootTest(classes = FieldSpecRepositoryIT.TestApplication.class)
-class FieldSpecRepositoryIT {
-    @Container
-    static final PostgreSQLContainer<?> postgres = new PostgreSQLContainer<>("postgres:16-alpine");
+class FieldSpecRepositoryIT extends PlatformPostgresIntegrationTest {
 
     @DynamicPropertySource
     static void databaseProperties(DynamicPropertyRegistry registry) {
diff --git a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/runtime/PlatformDynamicRuntimeRefresherIT.java b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/runtime/PlatformDynamicRuntimeRefresherIT.java
index 41385a9ba..2e34a1e2c 100644
--- a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/runtime/PlatformDynamicRuntimeRefresherIT.java
+++ b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/runtime/PlatformDynamicRuntimeRefresherIT.java
@@ -57,6 +57,7 @@
 import net.ximatai.muyun.spring.platform.module.PlatformModuleActionService;
 import net.ximatai.muyun.spring.platform.module.PlatformModuleService;
 import net.ximatai.muyun.spring.platform.support.TestMemoryDao;
+import net.ximatai.muyun.spring.platform.support.PlatformPostgresIntegrationTest;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.SpringBootConfiguration;
@@ -66,9 +67,6 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.test.context.DynamicPropertyRegistry;
 import org.springframework.test.context.DynamicPropertySource;
-import org.testcontainers.containers.PostgreSQLContainer;
-import org.testcontainers.junit.jupiter.Container;
-import org.testcontainers.junit.jupiter.Testcontainers;
 
 import javax.sql.DataSource;
 
@@ -77,11 +75,8 @@
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
-@Testcontainers(disabledWithoutDocker = true)
 @SpringBootTest(classes = PlatformDynamicRuntimeRefresherIT.TestApplication.class)
-class PlatformDynamicRuntimeRefresherIT {
-    @Container
-    static final PostgreSQLContainer<?> postgres = new PostgreSQLContainer<>("postgres:16-alpine");
+class PlatformDynamicRuntimeRefresherIT extends PlatformPostgresIntegrationTest {
 
     @DynamicPropertySource
     static void databaseProperties(DynamicPropertyRegistry registry) {
diff --git a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/support/PlatformPostgresIntegrationTest.java b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/support/PlatformPostgresIntegrationTest.java
new file mode 100644
index 000000000..d913069cb
--- /dev/null
+++ b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/support/PlatformPostgresIntegrationTest.java
@@ -0,0 +1,14 @@
+package net.ximatai.muyun.spring.platform.support;
+
+import org.testcontainers.containers.PostgreSQLContainer;
+import org.testcontainers.junit.jupiter.Container;
+import org.testcontainers.junit.jupiter.Testcontainers;
+
+/**
+ * 仅复用 platform Repository IT 的 PostgreSQL 进程；各测试仍维护独立 Spring 上下文和数据契约。
+ */
+@Testcontainers(disabledWithoutDocker = true)
+public abstract class PlatformPostgresIntegrationTest {
+    @Container
+    protected static final PostgreSQLContainer<?> postgres = new PostgreSQLContainer<>("postgres:16-alpine");
+}
diff --git a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/ui/UserPreferenceRepositoryIT.java b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/ui/UserPreferenceRepositoryIT.java
index 17e0cbf6c..6aec4e73d 100644
--- a/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/ui/UserPreferenceRepositoryIT.java
+++ b/muyun-platform/src/test/java/net/ximatai/muyun/spring/platform/ui/UserPreferenceRepositoryIT.java
@@ -5,6 +5,7 @@
 import net.ximatai.muyun.spring.common.identity.CurrentUser;
 import net.ximatai.muyun.spring.common.identity.CurrentUserContext;
 import net.ximatai.muyun.spring.common.tenant.TenantContext;
+import net.ximatai.muyun.spring.platform.support.PlatformPostgresIntegrationTest;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.SpringBootConfiguration;
@@ -14,9 +15,6 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.test.context.DynamicPropertyRegistry;
 import org.springframework.test.context.DynamicPropertySource;
-import org.testcontainers.containers.PostgreSQLContainer;
-import org.testcontainers.junit.jupiter.Container;
-import org.testcontainers.junit.jupiter.Testcontainers;
 
 import javax.sql.DataSource;
 import java.util.List;
@@ -28,11 +26,8 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-@Testcontainers(disabledWithoutDocker = true)
 @SpringBootTest(classes = UserPreferenceRepositoryIT.TestApplication.class)
-class UserPreferenceRepositoryIT {
-    @Container
-    static final PostgreSQLContainer<?> postgres = new PostgreSQLContainer<>("postgres:16-alpine");
+class UserPreferenceRepositoryIT extends PlatformPostgresIntegrationTest {
 
     @DynamicPropertySource
     static void databaseProperties(DynamicPropertyRegistry registry) {