diff --git a/sys/shkd-sys-sys/src/main/java/shkd/sys/sys/mservice/ApiService.java b/sys/shkd-sys-sys/src/main/java/shkd/sys/sys/mservice/ApiService.java
index 11d6579..016b143 100644
--- a/sys/shkd-sys-sys/src/main/java/shkd/sys/sys/mservice/ApiService.java
+++ b/sys/shkd-sys-sys/src/main/java/shkd/sys/sys/mservice/ApiService.java
@@ -2018,7 +2018,9 @@ public class ApiService {
             case "BillCode":
                 DynamicObjectCollection matchdetailentry = bei_elecreceipt.getDynamicObjectCollection("matchdetailentry");
                 if (matchdetailentry.size() > 0) {
-                    value = matchdetailentry.get(0).getString("e_transdetailid");
+                    long e_transdetailid = matchdetailentry.get(0).getLong("e_transdetailid");
+                    DynamicObject bei_transdetail = BusinessDataServiceHelper.loadSingle(e_transdetailid, "bei_transdetail");
+                    value=bei_transdetail.getString("billno");
                 }
                 break;
             default: