diff --git a/models/attachment.go b/models/attachment.go
index 127e73d9c..47589a8dd 100755
--- a/models/attachment.go
+++ b/models/attachment.go
@@ -43,6 +43,8 @@ type Attachment struct {
 	DecompressState int32              `xorm:"DEFAULT 0"`
 	Type            int                `xorm:"DEFAULT 0"`
 	CreatedUnix     timeutil.TimeStamp `xorm:"created"`
+
+	FileChunk *FileChunk `xorm:"-"`
 }
 
 type AttachmentUsername struct {
diff --git a/models/dataset.go b/models/dataset.go
index b307a1352..f4713d77b 100755
--- a/models/dataset.go
+++ b/models/dataset.go
@@ -235,6 +235,14 @@ func getDatasetAttachments(e Engine, typeCloudBrain int, rels ...*Dataset) (err
 		for sortedRels.ID[currentIndex] < attachment.DatasetID {
 			currentIndex++
 		}
+		fileChunks := make([]*FileChunk, 0, 10)
+		err = e.
+			Where("uuid = ?", attachment.UUID).
+			Find(&fileChunks)
+		if err != nil {
+			return err
+		}
+		attachment.FileChunk = fileChunks[0]
 		sortedRels.Rel[currentIndex].Attachments = append(sortedRels.Rel[currentIndex].Attachments, attachment)
 	}
 
diff --git a/options/locale/locale_zh-CN.ini b/options/locale/locale_zh-CN.ini
index f11dc4eb3..751aea64b 100755
--- a/options/locale/locale_zh-CN.ini
+++ b/options/locale/locale_zh-CN.ini
@@ -642,6 +642,7 @@ public=公有
 dir=目录
 back=返回
 copy_url=复制下载链接
+copy_md5=复制文件MD5
 directory=查看数据集目录结构
 visibility=可见性
 visibility_description=只有组织所有人或拥有权利的组织成员才能看到。
diff --git a/templates/repo/datasets/dataset_list.tmpl b/templates/repo/datasets/dataset_list.tmpl
index a86b7c6ca..5adb601fe 100755
--- a/templates/repo/datasets/dataset_list.tmpl
+++ b/templates/repo/datasets/dataset_list.tmpl
@@ -18,17 +18,21 @@
         <span class="ui text center clipboard"  data-clipboard-text="{{.DownloadURL}}" data-tooltip='{{$.i18n.Tr "dataset.copy_url"}}' data-clipboard-action="copy">{{svg "octicon-file" 16}}</span>
       </div>
 
+      <div class="one wide column">
+        <span class="ui text center clipboard"  data-clipboard-text="{{.FileChunk.Md5}}" data-tooltip='{{$.i18n.Tr "dataset.copy_md5"}}' data-clipboard-action="copy">{{svg "octicon-file-binary" 16}}</span>
+      </div>
+
       <div class="wide column one" style="{{if ne .DecompressState 1}}visibility: hidden;{{end}}">
         <a class="ui text center" href="datasets/dirs/{{.UUID}}" data-tooltip='{{$.i18n.Tr "dataset.directory"}}'>{{svg "octicon-file-directory" 16}}</a>
       </div>
 
       {{if $.Permission.CanWrite $.UnitTypeDatasets}}
         {{if  $.Repository.IsPrivate}}
-          <div class="three wide column">
+          <div class="two wide column">
             <a class="ui button mini" disabled='true' data-tooltip='{{$.i18n.Tr "dataset.how_to_public"}}'>{{$.i18n.Tr "dataset.private"}}</a>
           </div>
         {{ else }}
-          <div class="three wide column">
+          <div class="two wide column">
             <div class="ui buttons mini">
               <a class="ui button mini {{if .IsPrivate}}positive active{{end}}" href="javascript:void(0)" data-dataset-status="true-{{.UUID}}" data-csrf="{{$.CsrfToken}}"  data-url="{{AppSubUrl}}/attachments/private" data-uuid={{.UUID}} data-private="true" data-is-private={{.IsPrivate}}>{{$.i18n.Tr "dataset.private"}}</a>
               <div class="or"></div>