diff --git a/src/main/java/com/easysoftware/application/fieldpkg/vo/FieldPkgVo.java b/src/main/java/com/easysoftware/application/fieldpkg/vo/FieldPkgVo.java
index 397e25fb2e9d9aa396df1a6eb93711eea593c490..d2e51f6407d65719ce3f433e52c763d4a1eac9e1 100644
--- a/src/main/java/com/easysoftware/application/fieldpkg/vo/FieldPkgVo.java
+++ b/src/main/java/com/easysoftware/application/fieldpkg/vo/FieldPkgVo.java
@@ -66,4 +66,9 @@ public class FieldPkgVo {
      * Description.
      */
     private String description;
+
+    /**
+     * maintainers.
+     */
+    private String maintainers;
 }
diff --git a/src/main/java/com/easysoftware/application/filedapplication/vo/FiledApplicationVo.java b/src/main/java/com/easysoftware/application/filedapplication/vo/FiledApplicationVo.java
index f54d74e8cbf53533a4caca185350de774ef3361d..dcf145863e13e27c257c58b50526ac168f082b94 100644
--- a/src/main/java/com/easysoftware/application/filedapplication/vo/FiledApplicationVo.java
+++ b/src/main/java/com/easysoftware/application/filedapplication/vo/FiledApplicationVo.java
@@ -67,4 +67,9 @@ public class FiledApplicationVo {
      */
     private String description;
 
+    /**
+     * maintainers.
+     */
+    private String maintainers;
+
 }
diff --git a/src/main/java/com/easysoftware/infrastructure/fieldapplication/gatewayimpl/dataobject/FieldApplicationDO.java b/src/main/java/com/easysoftware/infrastructure/fieldapplication/gatewayimpl/dataobject/FieldApplicationDO.java
index 7ac1c0c07913fbf960a3b915592bf511d83b1980..7dbe96606aaa8dadeb38f535266904ba5de781ab 100644
--- a/src/main/java/com/easysoftware/infrastructure/fieldapplication/gatewayimpl/dataobject/FieldApplicationDO.java
+++ b/src/main/java/com/easysoftware/infrastructure/fieldapplication/gatewayimpl/dataobject/FieldApplicationDO.java
@@ -72,4 +72,9 @@ public class FieldApplicationDO {
      */
     private String description;
 
+    /**
+     * maintainers.
+     */
+    private String maintainers;
+
 }
diff --git a/src/main/java/com/easysoftware/infrastructure/fieldpkg/converter/FieldPkgConverter.java b/src/main/java/com/easysoftware/infrastructure/fieldpkg/converter/FieldPkgConverter.java
index 72719a1362ff0ebacf0483f30a3b5f9c88ce1b0f..df31d915b6067d002e38758d5f6ec4a6a76d5149 100644
--- a/src/main/java/com/easysoftware/infrastructure/fieldpkg/converter/FieldPkgConverter.java
+++ b/src/main/java/com/easysoftware/infrastructure/fieldpkg/converter/FieldPkgConverter.java
@@ -16,6 +16,8 @@ import com.easysoftware.common.entity.MessageCode;
 import com.easysoftware.common.utils.ObjectMapperUtil;
 import com.easysoftware.common.utils.SortUtil;
 import com.easysoftware.infrastructure.fieldpkg.dataobject.FieldPkgDO;
+
+import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.BeanUtils;
@@ -25,6 +27,7 @@ import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.stream.Collectors;
 
 public final class FieldPkgConverter {
     // Private constructor to prevent instantiation of the utility class
@@ -107,6 +110,6 @@ public final class FieldPkgConverter {
         } catch (Exception e) {
             LOGGER.error(MessageCode.EC00011.getMsgEn(), e.getMessage());
         }
-        return res;
+        return res.stream().filter(StringUtils::isNotBlank).collect(Collectors.toList());
     }
 }
diff --git a/src/main/java/com/easysoftware/infrastructure/fieldpkg/dataobject/FieldPkgDO.java b/src/main/java/com/easysoftware/infrastructure/fieldpkg/dataobject/FieldPkgDO.java
index d84920ba67f7486ce1cd5478c2a1e901e14b16cb..ca0e079ca494247cee159d4bdb90109ec72c061e 100644
--- a/src/main/java/com/easysoftware/infrastructure/fieldpkg/dataobject/FieldPkgDO.java
+++ b/src/main/java/com/easysoftware/infrastructure/fieldpkg/dataobject/FieldPkgDO.java
@@ -78,4 +78,9 @@ public class FieldPkgDO {
      */
     @TableField(value = "count(*)", insertStrategy = FieldStrategy.NEVER, updateStrategy = FieldStrategy.NEVER)
     private Integer count;
+
+    /**
+     * maintainers.
+     */
+    private String maintainers;
 }