diff --git a/rc-service/rc-service-other/other-infrastructure/src/main/java/com/red/circle/other/infra/utils/IpCountryUtils.java b/rc-service/rc-service-other/other-infrastructure/src/main/java/com/red/circle/other/infra/utils/IpCountryUtils.java
index 4ece76b9..184f9fd9 100644
--- a/rc-service/rc-service-other/other-infrastructure/src/main/java/com/red/circle/other/infra/utils/IpCountryUtils.java
+++ b/rc-service/rc-service-other/other-infrastructure/src/main/java/com/red/circle/other/infra/utils/IpCountryUtils.java
@@ -32,10 +32,10 @@ public class IpCountryUtils {
       "香港", "澳门", "澳門", "台湾", "台灣", "Hong Kong", "Macau", "Macao", "Taiwan"
   );
   private static final List<String> BLOCKED_COUNTRY_CODES = List.of(
-      "HK", "MO", "SG", "TW"
+      "MO", "SG", "TW"
   );
   private static final List<String> BLOCKED_COUNTRY_NAMES = List.of(
-      "香港", "澳门", "澳門", "台湾", "台灣", "Hong Kong", "Macau", "Macao", "Taiwan", "新加坡", "Singapore"
+      "澳门", "澳門", "台湾", "台灣", "Macau", "Macao", "Taiwan", "新加坡", "Singapore"
   );
   private static final List<IpGeoProvider> IP_GEO_PROVIDERS = List.of(
       new IpGeoProvider("ip.sb", "https://api.ip.sb/geoip/%s"),
diff --git a/rc-service/rc-service-other/other-infrastructure/src/test/java/com/red/circle/other/infra/utils/IpCountryUtilsTest.java b/rc-service/rc-service-other/other-infrastructure/src/test/java/com/red/circle/other/infra/utils/IpCountryUtilsTest.java
index 85dadffb..3557b31c 100644
--- a/rc-service/rc-service-other/other-infrastructure/src/test/java/com/red/circle/other/infra/utils/IpCountryUtilsTest.java
+++ b/rc-service/rc-service-other/other-infrastructure/src/test/java/com/red/circle/other/infra/utils/IpCountryUtilsTest.java
@@ -69,11 +69,19 @@ public class IpCountryUtilsTest {
   }
 
   @Test
-  public void blockHongKongRegion() {
+  public void allowHongKongRegion() {
     IpCountryUtils.IpGeoData data = new IpCountryUtils.IpGeoData("CN", "中国", "香港", "test");
 
     assertFalse(IpCountryUtils.isMainlandChina(data));
-    assertTrue(IpCountryUtils.isBlockedIpRegion(data));
+    assertFalse(IpCountryUtils.isBlockedIpRegion(data));
+  }
+
+  @Test
+  public void allowHongKongCountryCode() {
+    IpCountryUtils.IpGeoData data = new IpCountryUtils.IpGeoData("HK", "Hong Kong", "", "test");
+
+    assertFalse(IpCountryUtils.isMainlandChina(data));
+    assertFalse(IpCountryUtils.isBlockedIpRegion(data));
   }
 
   @Test