diff --git a/application/views/mobile_first/ch-visa-free-tester.php b/application/views/mobile_first/ch-visa-free-tester.php
index ea435252..30262bd8 100644
--- a/application/views/mobile_first/ch-visa-free-tester.php
+++ b/application/views/mobile_first/ch-visa-free-tester.php
@@ -1131,29 +1131,25 @@ ready(el => {
     
     const airportOrRailwayStation = el('airport_or_railway_station');
     const selectedOption = airportOrRailwayStation.options[airportOrRailwayStation.selectedIndex];
-    console.log(selectedOption.value);
-    console.log(selectedOption.getAttribute('data-hour'));
     const indexOf72 = selectedOption.getAttribute('data-hour').indexOf('72');
-    if (indexOf72 !== -1 && validateSuccess) {
-      console.info('china 72 hour...');
-      qualify_72hours.show();
-    }
     const indexOf144 = selectedOption.getAttribute('data-hour').indexOf('144');
-    if (indexOf144 !== -1 && validateSuccess) {
-      console.info('china 144 hour...');
-      qualify_144hours.show();
-    }
 
-    if (diffInDays > 0 && diffInDays <= 3 && indexOf72 !== -1 && validateSuccess) {
+    if (diffInDays > 0 && diffInDays <= 3 && indexOf72 !== -1) {
+      validateSuccess = true;
       qualify_72hours.show();
     } else {
+      validateSuccess = false;
       qualify_72hours.hide();
+      error_72hours.show();
     }
 
-    if (diffInDays > 3 && diffInDays <= 6 && indexOf144 !== -1 && validateSuccess) {
+    if (diffInDays > 3 && diffInDays <= 6 && indexOf144 !== -1) {
+      validateSuccess = true;
       qualify_144hours.show();
     } else {
+      validateSuccess = false;
       qualify_144hours.hide();
+      error_72hours.show();
     }
 
     result_box.show();