diff --git a/main/java/shjh/jhzj7/fi/fi/plugin/task/BeiIntelpayBillTask.java b/main/java/shjh/jhzj7/fi/fi/plugin/task/BeiIntelpayBillTask.java
index 40c115a..14af5fd 100644
--- a/main/java/shjh/jhzj7/fi/fi/plugin/task/BeiIntelpayBillTask.java
+++ b/main/java/shjh/jhzj7/fi/fi/plugin/task/BeiIntelpayBillTask.java
@@ -25,10 +25,7 @@ public class BeiIntelpayBillTask extends AbstractTask implements Plugin {
     private static final String KEY_PAY="cas_paybill";
     //下拨处理
     private static final String KEY_DOWN="fca_transdownbill";
-    //收款处理
-    private static final String KEY_REC="cas_recbill";
-    //上划处理
-    private static final String KEY_UP="fca_transupbill";
+
 
     @Override
     public void execute(RequestContext requestContext, Map<String, Object> map) throws KDException {
@@ -56,6 +53,17 @@ public class BeiIntelpayBillTask extends AbstractTask implements Plugin {
             if (StringUtils.isNotEmpty(credentialNum)) {
                 beiIntelpay.set("shjh_credentialnums", credentialNum);
                 toSaveList.add(beiIntelpay);
+            }else {
+                //从付款单关联交易明细信息匹配
+                String billno = beiIntelpay.getString("billno");
+                DynamicObject paybill = BusinessDataServiceHelper.loadSingle("cas_paybill", new QFilter[]{new QFilter("bankcheckentity.edetailbillno", QCP.equals, billno)});
+                if (null !=paybill){
+                    String credentialnum = paybill.getString("shjh_credentialnum");
+                    if (null!=credentialnum){
+                        beiIntelpay.set("shjh_credentialnums", credentialnum);
+                        toSaveList.add(beiIntelpay);
+                    }
+                }
             }
         }
 
@@ -73,8 +81,7 @@ public class BeiIntelpayBillTask extends AbstractTask implements Plugin {
         Map<String, String> keyToFieldMap = new LinkedHashMap<>();
         keyToFieldMap.put(KEY_PAY, "shjh_credentialnum");
         keyToFieldMap.put(KEY_DOWN, "shjh_sappzh");
-        keyToFieldMap.put(KEY_REC, "shjh_vouchernum");
-        keyToFieldMap.put(KEY_UP, "shjh_sappzh");
+
 
         // 按顺序查找
         for (Map.Entry<String, String> entry : keyToFieldMap.entrySet()) {
diff --git a/main/java/shjh/jhzj7/fi/fi/plugin/task/BeiIntelrecBillTask.java b/main/java/shjh/jhzj7/fi/fi/plugin/task/BeiIntelrecBillTask.java
new file mode 100644
index 0000000..f355035
--- /dev/null
+++ b/main/java/shjh/jhzj7/fi/fi/plugin/task/BeiIntelrecBillTask.java
@@ -0,0 +1,90 @@
+package shjh.jhzj7.fi.fi.plugin.task;
+
+import kd.bos.context.RequestContext;
+import kd.bos.dataentity.entity.DynamicObject;
+import kd.bos.exception.KDException;
+import kd.bos.orm.query.QCP;
+import kd.bos.orm.query.QFilter;
+import kd.bos.schedule.executor.AbstractTask;
+import kd.bos.servicehelper.BusinessDataServiceHelper;
+import kd.bos.servicehelper.botp.BFTrackerServiceHelper;
+import kd.bos.servicehelper.operation.SaveServiceHelper;
+import kd.bos.util.StringUtils;
+import kd.sdk.plugin.Plugin;
+
+import java.math.BigDecimal;
+import java.util.*;
+
+/**
+ * 定时从付款单携带SAP付凭证单号至收款入账中心
+ */
+public class BeiIntelrecBillTask extends AbstractTask implements Plugin {
+    //收款处理
+    private static final String KEY_REC="cas_recbill";
+    //上划处理
+    private static final String KEY_UP="fca_transupbill";
+    @Override
+    public void execute(RequestContext requestContext, Map<String, Object> map) throws KDException {
+        // 查询条件：收款金额大于0且凭证号为空
+        QFilter q1 = new QFilter("creditamount", QCP.large_than, BigDecimal.ZERO);
+        QFilter q2 = new QFilter("shjh_credentialnums", QCP.equals, "");
+
+        // 加载需要处理的智能付款单
+        DynamicObject[] beiIntelrecs = BusinessDataServiceHelper.load("bei_intelrec",
+                "id,billno,shjh_credentialnums",
+                new QFilter[]{q1, q2});
+
+        // 用于批量保存
+        List<DynamicObject> toSaveList = new ArrayList<>();
+
+        for (DynamicObject beiIntelrec : beiIntelrecs) {
+            // 下查关联单据
+            Map<String, HashSet<Long>> intelPayMap = BFTrackerServiceHelper.findTargetBills(
+                    "bei_intelrec",
+                    new Long[]{(Long) beiIntelrec.getPkValue()});
+
+            // 尝试从不同类型的关联单据中获取凭证号
+            String credentialNum = findCredentialNum(intelPayMap);
+
+            if (StringUtils.isNotEmpty(credentialNum)) {
+                beiIntelrec.set("shjh_credentialnums", credentialNum);
+                toSaveList.add(beiIntelrec);
+            }
+        }
+
+        // 批量保存
+        if (!toSaveList.isEmpty()) {
+            SaveServiceHelper.save(toSaveList.toArray(new DynamicObject[0]));
+        }
+    }
+
+    /**
+     * 从关联单据中查找凭证号
+     */
+    private String findCredentialNum(Map<String, HashSet<Long>> intelPayMap) {
+        // 定义查找顺序和对应的字段名
+        Map<String, String> keyToFieldMap = new LinkedHashMap<>();
+        keyToFieldMap.put(KEY_REC, "shjh_vouchernum");
+        keyToFieldMap.put(KEY_UP, "shjh_sappzh");
+
+        // 按顺序查找
+        for (Map.Entry<String, String> entry : keyToFieldMap.entrySet()) {
+            String key = entry.getKey();
+            String fieldName = entry.getValue();
+
+            if (intelPayMap.containsKey(key)) {
+                for (Long billId : intelPayMap.get(key)) {
+                    DynamicObject bill = BusinessDataServiceHelper.loadSingle(billId, key);
+                    if (bill != null) {
+                        String credentialNum = bill.getString(fieldName);
+                        if (StringUtils.isNotEmpty(credentialNum)) {
+                            return credentialNum;
+                        }
+                    }
+                }
+            }
+        }
+
+        return null;
+    }
+}
\ No newline at end of file