diff --git a/application/default/controllers/DataController.php b/application/default/controllers/DataController.php
index 0040163d..e410c7ca 100755
--- a/application/default/controllers/DataController.php
+++ b/application/default/controllers/DataController.php
@@ -1977,23 +1977,23 @@ class DataController extends Zend_Controller_Action
     	$ac = $this->_request->getParam('ac');
     	if ($ac=='unready') {
     		//列出没有DOI的数据
-			$sql="select m.* from {$this->submd} m where length(m.doi)<3 and m.uuid not in (select uuid from datadoi) order by m.ts_created desc";
+			$sql="select m.* from {$this->submd} m where m.uuid not in (select uuid from datadoi) order by m.ts_created desc";
 			$this->view->pageID='doi-unready';
     	} else if ($ac=='prepare') {
     		//列出有DOI但还未进行提交申请的数据
-			$sql="select m.* from {$this->submd} m where length(m.doi)>3 and m.uuid not in (select uuid from datadoi) order by m.ts_created desc";
+			$sql="select m.* from {$this->submd} m where m.uuid not in (select uuid from datadoi) order by m.ts_created desc";
 			$this->view->pageID='doi-prepare';
     	} else if ($ac=='unsubmit') {
     		//列出有DOI并计划提交申请的数据
-			$sql="select m.*,d.doi as datadoi,date(d.ts_created) as ts_created from {$this->submd} m left join datadoi d on m.uuid=d.uuid where length(m.doi)>3 and d.ts_created is not null and d.ts_submitted is null order by d.ts_created desc";
+			$sql="select m.*,d.doi as datadoi,date(d.ts_created) as ts_created from {$this->submd} m left join datadoi d on m.uuid=d.uuid where d.ts_created is not null and d.ts_submitted is null order by d.ts_created desc";
 			$this->view->pageID='doi-unsubmit';
     	} else if ($ac=='submit') {
     		//列出有DOI并计划提交申请的数据
-			$sql="select m.*,d.doi as datadoi,date(d.ts_submitted) as ts_submitted from {$this->submd} m left join datadoi d on m.uuid=d.uuid where length(m.doi)>3 and d.ts_submitted is not null and d.ts_published is null order by d.ts_submitted desc,d.ts_created desc";
+			$sql="select m.*,d.doi as datadoi,date(d.ts_submitted) as ts_submitted from {$this->submd} m left join datadoi d on m.uuid=d.uuid where d.ts_submitted is not null and d.ts_published is null order by d.ts_submitted desc,d.ts_created desc";
 			$this->view->pageID='doi-submit';
     	} else if ($ac=='publish' || empty($ac)) {
     		//默认：列出最新发布的DOI数据
-			$sql="select m.*,d.doi as datadoi,date(d.ts_submitted) as ts_submitted,date(d.ts_published) as ts_published from {$this->submd} m left join datadoi d on m.uuid=d.uuid where length(m.doi)>3 and d.ts_published is not null order by d.ts_published desc,d.ts_submitted desc,d.ts_created desc";
+			$sql="select m.*,d.doi as datadoi,date(d.ts_submitted) as ts_submitted,date(d.ts_published) as ts_published from {$this->submd} m left join datadoi d on m.uuid=d.uuid where d.ts_published is not null order by d.ts_published desc,d.ts_submitted desc,d.ts_created desc";
 			$this->view->pageID='doi-publish';
 		}	
 		$sth = $this->db->prepare($sql);
diff --git a/application/default/views/scripts/data/doi.phtml b/application/default/views/scripts/data/doi.phtml
index 3d5f9091..369fc9bd 100644
--- a/application/default/views/scripts/data/doi.phtml
+++ b/application/default/views/scripts/data/doi.phtml
@@ -7,7 +7,6 @@ $this->nav[] = array('link'=>"/data/doi",'title'=>'DOI浏览');
 $this->theme->AppendPlus($this,'colorbox');
 ?>
 <div class='row-fluid'>
-<?= $this->render('breadcrumbs.phtml') ?>
 <?= $this->partial('data/tools.phtml'); ?>
 <ul class="nav nav-tabs">
 <li id="Nav-doi-publish"><a href="/data/doi">已发布DOI的数据</a></li>