diff --git a/static_core/plugins/ets/stdlib/escompat/Date.ets b/static_core/plugins/ets/stdlib/escompat/Date.ets
index f9e210187ab7bee3c4c61249182e43dfa77feb5c..7c3d74cb028e278c86de85334f1cc0f977054a00 100644
--- a/static_core/plugins/ets/stdlib/escompat/Date.ets
+++ b/static_core/plugins/ets/stdlib/escompat/Date.ets
@@ -748,12 +748,17 @@ export class Date {
      * @returns a language-sensitive representation of the time portion of the date with respect to locale.
      */
     public toLocaleTimeString(locales?: Intl.LocalesArgument, options?: Intl.DateTimeFormatOptions): string {
+        const curTime = this.getTime()
+        if(isNaN(curTime)) {
+            return "Invalid Date"
+        }
+        
         if (options && options.dateStyle) {
             throw new TypeError("Invalid option : dateStyle")
         }
 
         const effectiveOptions = !options ? Date.TIME_FORMAT_OPTIONS : this.appendDefaultTimeOptions(options!)
-        return new Intl.DateTimeFormat(intlLocalesToLanguageTags(locales), effectiveOptions).format(this.getTime())
+        return new Intl.DateTimeFormat(intlLocalesToLanguageTags(locales), effectiveOptions).format(curTime)
     }
 
     /**
diff --git a/static_core/plugins/ets/tests/ets_func_tests/escompat/DateTest.ets b/static_core/plugins/ets/tests/ets_func_tests/escompat/DateTest.ets
index f338bde205a3503e3900db16ffe16dadc6b9ffb1..c1bb606b243c4da3f7fbd85952289014202530f9 100755
--- a/static_core/plugins/ets/tests/ets_func_tests/escompat/DateTest.ets
+++ b/static_core/plugins/ets/tests/ets_func_tests/escompat/DateTest.ets
@@ -400,6 +400,15 @@ function testDateToLocaleTimeString0001() {
     arktest.assertEQ(event.toLocaleTimeString('en-US'), expected.toLocaleTimeString('en-US'));
 }
 
+function testDateToLocaleTimeString0002() {
+    let event = new Date('August 32, 1975 23:15:30 GMT+00:00');
+    if (isUTC8Timezone()) {
+        arktest.assertEQ(event.toLocaleTimeString('en-US'), 'Invalid Date');
+    }
+    arktest.assertEQ(event.toLocaleTimeString('en-US'), 'Invalid Date');
+}
+
+
 function testDateToLocaleTimeStringAndLocaleString0001() {
     let date = new Date();
     // Defaults for toLocaleXXXString
@@ -685,6 +694,7 @@ function main() {
     myTestsuite.addTest('testSpecialDateString', testSpecialDateString);
     myTestsuite.addTest('testDateToLocaleStringConstEvent0001', testDateToLocaleStringConstEvent0001);
     myTestsuite.addTest('testDateToLocaleTimeString0001', testDateToLocaleTimeString0001);
+    myTestsuite.addTest('testDateToLocaleTimeString0002', testDateToLocaleTimeString0002);
     myTestsuite.addTest('testDateToLocaleTimeStringAndLocaleString0001', testDateToLocaleTimeStringAndLocaleString0001);
     myTestsuite.addTest('testInvalidDate0002', testInvalidDate0002);
     myTestsuite.addTest('testSetTime0002', testSetTime0002);