diff --git a/code/zcdev/zcgj-zcdev-zcdev-fs/src/main/java/zcgj/zcdev/zcdev/fs/plugin/form/TaskListBuildVoucherPlugin.java b/code/zcdev/zcgj-zcdev-zcdev-fs/src/main/java/zcgj/zcdev/zcdev/fs/plugin/form/TaskListBuildVoucherPlugin.java
index 5c24f7f..a33ce6c 100644
--- a/code/zcdev/zcgj-zcdev-zcdev-fs/src/main/java/zcgj/zcdev/zcdev/fs/plugin/form/TaskListBuildVoucherPlugin.java
+++ b/code/zcdev/zcgj-zcdev-zcdev-fs/src/main/java/zcgj/zcdev/zcdev/fs/plugin/form/TaskListBuildVoucherPlugin.java
@@ -1,13 +1,18 @@
 package zcgj.zcdev.zcdev.fs.plugin.form;
 
+import kd.bos.bill.OperationStatus;
 import kd.bos.dataentity.OperateOption;
 import kd.bos.dataentity.entity.DynamicObject;
 import kd.bos.dataentity.resource.ResManager;
 import kd.bos.entity.EntityMetadataCache;
+import kd.bos.entity.cache.AppCache;
+import kd.bos.entity.cache.IAppCache;
 import kd.bos.entity.datamodel.ListSelectedRow;
 import kd.bos.entity.datamodel.ListSelectedRowCollection;
 import kd.bos.entity.operate.result.IOperateInfo;
 import kd.bos.entity.operate.result.OperationResult;
+import kd.bos.form.FormShowParameter;
+import kd.bos.form.IFormView;
 import kd.bos.form.ShowType;
 import kd.bos.form.control.events.ItemClickEvent;
 import kd.bos.list.BillList;
@@ -22,6 +27,8 @@ import kd.ssc.task.formplugin.util.VoucherUtil;
 
 import java.util.*;
 
+import static kd.bamp.mbis.webapi.constant.apiconstant.CardActionApiConstant.billid;
+
 /**
  * 共享任务中心-我的任务-批量生成凭证插件
  */
@@ -38,6 +45,55 @@ public class TaskListBuildVoucherPlugin extends AbstractListPlugin implements Pl
             handleBuildVoucher();
         } else if ("zcgj_deletevoucher".equals(itemKey)) {
             handleDeleteVoucher();
+        } else if("zcgj_tracevoucher".equals(itemKey)){ //联查凭证
+            BillList billList = this.getView().getControl(AbstractListPlugin.BILLLISTID);
+            ListSelectedRowCollection selectedRows = billList.getSelectedRows();
+            if(selectedRows!=null){
+                if(selectedRows.size()==1){
+                    DynamicObject task = BusinessDataServiceHelper.loadSingle((Long) selectedRows.get(0).getPrimaryKeyValue(), "task_task");
+                    String billId = task.getString("billid");
+                    VoucherUtil.viewVoucher(billId, this.getView(), true);
+                }else{
+                    this.getView().showTipNotification("请选择一条数据进行查看凭证。");
+                    return;
+                }
+            }else{
+                this.getView().showTipNotification("请选择一条数据进行查看凭证。");
+                return;
+            }
+        }else if("zcgj_previewvoucher".equals(itemKey)){ //凭证预览
+            Map<String, Object> voucherOperate = null;
+            OperateOption option = OperateOption.create();
+            IFormView view = this.getView();
+            OperationResult operationResult = null;
+            try {
+                BillList billList = this.getView().getControl(AbstractListPlugin.BILLLISTID);
+                ListSelectedRowCollection selectedRows = billList.getSelectedRows();
+                if(selectedRows.size()==1){
+                    DynamicObject task = BusinessDataServiceHelper.loadSingle((Long) selectedRows.get(0).getPrimaryKeyValue(), "task_task");
+                    String entityName = task.getDynamicObject("billtype").getDynamicObject("bindbill").getString("number");
+                    String billId = task.getString("billid");
+                    String billnumber = task.getString("billnumber");
+                    voucherOperate = EntityMetadataCache.getDataEntityOperate(entityName, "previewvoucher");
+                    option.setVariableValue("previewpageid", view.getPageId());
+                    operationResult = OperationServiceHelper.executeOperate((String)voucherOperate.get("key"), entityName, new Object[]{billId}, option);
+                    if (operationResult.isSuccess()) {
+                         this.showPreVoucher(view);
+                    } else {
+                        List<IOperateInfo> allErrorInfo = operationResult.getAllErrorOrValidateInfo();
+                        StringBuilder sb = new StringBuilder();
+                        allErrorInfo.forEach((error) -> sb.append(error.getMessage()));
+                        view.showTipNotification(sb.toString());
+                        log.info("预览凭证失败，单据id：" + billId + "，失败原因：" + sb);
+                    }
+                }else{
+                    this.getView().showTipNotification("请选择一条数据进行预览凭证。");
+                    return;
+                }
+
+            } catch (Exception e1) {
+                view.showErrorNotification(String.format(ResManager.loadKDString("预览凭证失败: %s", "TaskVoucherApproveFormPlugin_0", "ssc-task-formplugin", new Object[0]), e1.getMessage()));
+            }
         }
     }
 
@@ -167,7 +223,28 @@ public class TaskListBuildVoucherPlugin extends AbstractListPlugin implements Pl
 
         this.getView().invokeOperation("refresh");
     }
+    private void showPreVoucher(IFormView view) {
+        IAppCache cache = AppCache.get("gl");
+        String string = (String)cache.get("accSys_" + view.getPageId() + "_perviewvoucher", String.class);
+        String entityName = (String)cache.get("accSys_" + view.getPageId() + "_entityname", String.class);
+        String billId = (String)cache.get("accSys_" + view.getPageId() + "_billid", String.class);
+        String isevent = (String)cache.get("accSys_" + view.getPageId() + "_isevent", String.class);
+        if (kd.bos.dataentity.utils.StringUtils.isNotBlank(string)) {
+            String tempId = (String)cache.get("accSys_" + view.getPageId() + "_vchtemplateid", String.class);
+            FormShowParameter form = new FormShowParameter();
+            form.setFormId("ai_previewvoucher");
+            form.setCustomParam("voucher", string);
+            form.setCustomParam("entityname", entityName);
+            form.setCustomParam("isevent", isevent);
+            form.setCustomParam("billId", billId);
+            form.setCustomParam("tempId", tempId);
+            form.getOpenStyle().setShowType(ShowType.MainNewTabPage);
+            form.setStatus(OperationStatus.VIEW);
+            view.showForm(form);
+        }
 
+        cache.remove("accSys_" + view.getPageId() + "_perviewvoucher");
+    }
 
 }