diff --git a/application/default/controllers/ServiceController.php b/application/default/controllers/ServiceController.php
index 46159492..b46cfb27 100644
--- a/application/default/controllers/ServiceController.php
+++ b/application/default/controllers/ServiceController.php
@@ -373,10 +373,8 @@ class ServiceController extends Zend_Controller_Action
 		error_reporting(1);
 		if (!empty($uuid))
 		{
-			$sql="select x.data,m.title,m.citation,m.suppinfo,m.doi,m.filesize,m.fileformat,m.south,m.east,m.west,m.north,m.timebegin,m.timeend,m.title_en,m.uuid,m.description,g.id,m.projection,t.filetype,
-					cc.name as category, cc.name_zh as category_zh 
+			$sql="select g.data,m.title,m.citation,m.suppinfo,m.doi,m.filesize,m.fileformat,m.south,m.east,m.west,m.north,date(m.timebegin) as timebegin,date(m.timeend) as timeend,m.title_en,m.uuid,m.description,g.id,m.projection,t.filetype
 					from metadata m left join xml x on m.id=x.id left join thumbnail t on x.id=t.id
-					left join category c on c.id=m.id left join categorycode cc on c.code=cc.code
 					left join geonetworkmetadata g on g.uuid=m.uuid where m.uuid=".$this->db->quote($uuid);
 			$row=$this->db->fetchRow($sql);
 			$sql="select r.* from reference r left join mdref m on m.refid=r.id where m.uuid=?";
@@ -387,7 +385,14 @@ class ServiceController extends Zend_Controller_Action
     		{
     			$reference.=($k+1).'. '.str_replace(array("\r\n", "\n", "\r"),'',$refer['reference'])."\r\n";
     		}
-    		$row['reference']=$reference;
+    		$row['reference']=$reference;
+			$sql="select cc.name as category, cc.name_zh from metadata m left join category c on m.id=c.id left join categorycode cc on c.code=cc.code where m.uuid=".$this->db->quote($uuid);
+			$cat=$this->db->fetchAll($sql);
+			$row['category_zh']='';
+			foreach($cat as $category)
+			{
+				$row['category_zh'].=$category['name_zh'].'   ';
+			}    		
     		$sql="select u.uselimit from mdlimit ml left join metadata m on ml.uuid=m.uuid left join uselimit u on ml.lid=u.id where m.uuid=?";
     		$sql=$this->db->quoteInto($sql,$uuid);
     		$limits=$this->db->fetchAll($sql);
@@ -458,10 +463,8 @@ class ServiceController extends Zend_Controller_Action
 		//error_reporting(1);
 		if (!empty($uuid))
 		{
-			$sql="select x.data,m.title,m.citation,m.suppinfo,m.doi,m.filesize,m.fileformat,m.south,m.east,m.west,m.north,m.timebegin,m.timeend,m.title_en,m.uuid,m.description,g.id,m.projection,t.filetype,
-					cc.name as category, cc.name_zh as category_zh 
+			$sql="select g.data,m.title,m.citation,m.suppinfo,m.doi,m.filesize,m.fileformat,m.south,m.east,m.west,m.north,date(m.timebegin) as timebegin,date(m.timeend) as timeend,m.title_en,m.uuid,m.description,g.id,m.projection,t.filetype
 					from xml x left join metadata m on m.id=x.id left join thumbnail t on x.id=t.id
-					left join category c on c.id=m.id left join categorycode cc on c.code=cc.code
 					left join geonetworkmetadata g on g.uuid=m.uuid where m.uuid=".$this->db->quote($uuid);
 			$row=$this->db->fetchRow($sql);
 			$sql="select r.* from reference r left join mdref m on m.refid=r.id where m.uuid=?";
@@ -472,7 +475,14 @@ class ServiceController extends Zend_Controller_Action
     		{
     			$reference.=($k+1).'. '.str_replace(array("\r\n", "\n", "\r"),'',$refer['reference'])."\r\n";
     		}
-    		$row['reference']=$reference;
+    		$row['reference']=$reference;
+			$sql="select cc.name as category, cc.name_zh from metadata m left join category c on m.id=c.id left join categorycode cc on c.code=cc.code where m.uuid=".$this->db->quote($uuid);
+			$cat=$this->db->fetchAll($sql);
+			$row['category_zh']='';
+			foreach($cat as $category)
+			{
+				$row['category_zh'].=$category['name_zh'].'   ';
+			}    		
     		$sql="select u.uselimit from mdlimit ml left join metadata m on ml.uuid=m.uuid left join uselimit u on ml.lid=u.id where m.uuid=?";
     		$sql=$this->db->quoteInto($sql,$uuid);
     		$limits=$this->db->fetchAll($sql);