diff --git a/src/batch/coursebook/sugangsnu/SugangSnuLectureService.ts b/src/batch/coursebook/sugangsnu/SugangSnuLectureService.ts
index 7effb2ed..dbef2a38 100644
--- a/src/batch/coursebook/sugangsnu/SugangSnuLectureService.ts
+++ b/src/batch/coursebook/sugangsnu/SugangSnuLectureService.ts
@@ -49,7 +49,8 @@ function getRefLectureFromSugangSnuLecture(year: number, semester: number, lectu
     let quota = parseInt(sugangSnuLecture.quota.split(" ")[0]);
 
     let parsedClassTime = parseClassTime(sugangSnuLecture.class_time);
-    let timeJson = TimePlaceUtil.timeAndPlaceToJson(parsedClassTime, sugangSnuLecture.location);
+    const realClassTime = sugangSnuLecture.class_time
+    let timeJson = TimePlaceUtil.timeAndPlaceToJson(parsedClassTime, sugangSnuLecture.location, realClassTime);
     if (timeJson === null) {
         logger.warn("timeJson not found from (" + sugangSnuLecture.class_time + ", " + sugangSnuLecture.location + ")");
     }
diff --git a/src/core/timetable/model/TimePlace.ts b/src/core/timetable/model/TimePlace.ts
index d4f1c577..b3170a90 100644
--- a/src/core/timetable/model/TimePlace.ts
+++ b/src/core/timetable/model/TimePlace.ts
@@ -2,5 +2,7 @@ export default interface TimePlace {
     day: number;
     start: number;
     len: number;
+    start_time: string;
+    end_time: string;
     place: string;
 };
diff --git a/src/core/timetable/util/TimePlaceUtil.ts b/src/core/timetable/util/TimePlaceUtil.ts
index 7311a782..a35bfc67 100644
--- a/src/core/timetable/util/TimePlaceUtil.ts
+++ b/src/core/timetable/util/TimePlaceUtil.ts
@@ -6,7 +6,7 @@ import InvalidLectureTimeJsonError from '../../lecture/error/InvalidLectureTimeJ
 
 var logger = winston.loggers.get('default');
 
-export function timeAndPlaceToJson(timesString: string, locationsString: string): TimePlace[] {
+export function timeAndPlaceToJson(timesString: string, locationsString: string, realTimesString: string): TimePlace[] {
     try {
         // 시간 정보가 없다면 빈 정보를 반환한다.
         if (timesString === '') {
@@ -15,6 +15,7 @@ export function timeAndPlaceToJson(timesString: string, locationsString: string)
 
         let locations = locationsString.split('/');
         let times = timesString.split('/');
+        let realTimes = realTimesString.split('/')
 
         // 만약 강의실이 하나 뿐이거나 없다면, 시간에 맞춰서 강의 장소를 추가해준다.
         if (locations.length != times.length) {
@@ -31,8 +32,11 @@ export function timeAndPlaceToJson(timesString: string, locationsString: string)
             }
         }
 
-        let classes = times.map((time, idx) => { 
+        let classes = times.map((time, idx) => {
             let timeSplitted = time.split('-');
+            const parsedRealTimes = realTimes[idx].match(/\d{2}:\d{2}/g)
+            const startTime = parsedRealTimes[0]
+            const endTime = parsedRealTimes[1]
             let day = ['월', '화', '수', '목', '금', '토', '일'].indexOf(timeSplitted[0].charAt(0));
             let start = Number(timeSplitted[0].slice(2));
             let len = Number(timeSplitted[1].slice(0, -1));
@@ -40,6 +44,8 @@ export function timeAndPlaceToJson(timesString: string, locationsString: string)
             return {
                 day,
                 start,
+                start_time: startTime,
+                end_time: endTime,
                 len,
                 place
             };
@@ -63,11 +69,13 @@ export function timeAndPlaceToJson(timesString: string, locationsString: string)
 
         // Merge same time with different location
         // Merge continuous time with same location
+        // TODO: 연속된 강의 머지기능 유지 논의
         for (let i = 1; i < classes.length; i++) {
             let prev = classes[i-1];
             let curr = classes[i];
             if (prev.day == curr.day && prev.place == curr.place && curr.start == (prev.start + prev.len)) {
                 prev.len += curr.len;
+                prev.end_time = curr.end_time
                 classes.splice(i--, 1);
             } else if (prev.day == curr.day && prev.start == curr.start && prev.len == curr.len) {
                 prev.place += '/' + curr.place;
@@ -77,7 +85,7 @@ export function timeAndPlaceToJson(timesString: string, locationsString: string)
         return classes;
     } catch (err) {
         logger.error(err);
-        logger.error("Failed to parse timePlace (times: " + timesString + ", locations: " + locationsString + ")");
+        logger.error("Failed to parse timePlace (times: " + timesString + ", locations: " + locationsString + ", realTime: " + realTimesString + ")");
         return [];
     }
 }
@@ -130,4 +138,4 @@ export function timeJsonToMask(timeJson:Array<TimePlace>, duplicateCheck?:boolea
         timeMasks.push(mask);
     }
     return timeMasks;
- }
\ No newline at end of file
+ }
diff --git a/test/batch/coursebook/sugangsnu/SugangSnuLectureServiceIntegrationTest.ts b/test/batch/coursebook/sugangsnu/SugangSnuLectureServiceIntegrationTest.ts
index 3b7bb9b4..937cfffc 100644
--- a/test/batch/coursebook/sugangsnu/SugangSnuLectureServiceIntegrationTest.ts
+++ b/test/batch/coursebook/sugangsnu/SugangSnuLectureServiceIntegrationTest.ts
@@ -39,7 +39,7 @@ describe("SugangSnuLectureServiceIntegrationTest", function() {
             course_title: '그린리더십 인턴십',
             credit: 3,
             class_time: '금(6-3)',
-            class_time_json: [ { day: 4, start: 6, len: 3, place: '220-202' } ],
+            class_time_json: [ { day: 4, start: 6, len: 3, place: '220-202', start_time: '14:00', end_time: '16:50' } ],
             class_time_mask: [ 0, 0, 0, 0, 258048, 0, 0 ],
             instructor: '류재명',
             quota: 40,
diff --git a/test/core/timetable/util/TimePlaceUtilUnitTest.ts b/test/core/timetable/util/TimePlaceUtilUnitTest.ts
index 5be0585d..ac497b17 100644
--- a/test/core/timetable/util/TimePlaceUtilUnitTest.ts
+++ b/test/core/timetable/util/TimePlaceUtilUnitTest.ts
@@ -2,304 +2,360 @@ import assert = require('assert');
 import TimePlaceUtil = require('@app/core/timetable/util/TimePlaceUtil');
 import TimePlace from '@app/core/timetable/model/TimePlace';
 
-describe('TimePlaceUtilUnitTest', function() {
-    it("timeAndPlaceToJson__success__emptyTimeString", async function() {
-        assert.deepEqual([], TimePlaceUtil.timeAndPlaceToJson('',''));
-    })
+describe('TimePlaceUtilUnitTest', function () {
+  it("timeAndPlaceToJson__success__emptyTimeString", async function () {
+    assert.deepEqual([], TimePlaceUtil.timeAndPlaceToJson('', '', ''));
+  })
 
-    it("timeAndPlaceToJson__success__coursesInDifferentDay", async function() {
-        assert.deepEqual([{day: 1, start:1, len:2, place: '220-317'},
-                {day:3, start:1, len:2, place: '220-317'}],
-                TimePlaceUtil.timeAndPlaceToJson('화(1-2)/목(1-2)', '220-317/220-317'));
-    })
+  it("timeAndPlaceToJson__success__coursesInDifferentDay", async function () {
+    assert.deepEqual([{day: 1, start: 1, len: 2, start_time: '09:00', end_time: '10:50', place: '220-317'},
+        {day: 3, start: 1, len: 2, start_time: '09:00', end_time: '10:50', place: '220-317'}],
+      TimePlaceUtil.timeAndPlaceToJson('화(1-2)/목(1-2)', '220-317/220-317', '화(09:00~10:50)/목(09:00~10:50)'));
+  })
 
-    it("timeAndPlaceToJson__success__onlyOneLocation", async function() {
-        assert.deepEqual([{day: 1, start:1, len:2, place: '220-317'},
-                {day:3, start:1, len:2, place: '220-317'}],
-                TimePlaceUtil.timeAndPlaceToJson('화(1-2)/목(1-2)', '220-317'));
-    })
+  it("timeAndPlaceToJson__success__onlyOneLocation", async function () {
+    assert.deepEqual([{day: 1, start: 1, len: 2, start_time: '09:00', end_time: '10:50', place: '220-317'},
+        {day: 3, start: 1, len: 2, start_time: '09:00', end_time: '10:50', place: '220-317'}],
+      TimePlaceUtil.timeAndPlaceToJson('화(1-2)/목(1-2)', '220-317', '화(09:00~10:50)/목(09:00~10:50)'));
+  })
 
-    it("timeAndPlaceToJson__success__emptyLocation", async function() {
-        assert.deepEqual([{day: 1, start:1, len:2, place: ''},
-                {day:3, start:1, len:2, place: ''}],
-                TimePlaceUtil.timeAndPlaceToJson('화(1-2)/목(1-2)', '/'));
-    })
+  it("timeAndPlaceToJson__success__emptyLocation", async function () {
+    assert.deepEqual([{day: 1, start: 1, len: 2, start_time: '09:00', end_time: '10:50', place: ''},
+        {day: 3, start: 1, len: 2, start_time: '09:00', end_time: '10:50', place: ''}],
+      TimePlaceUtil.timeAndPlaceToJson('화(1-2)/목(1-2)', '/', '화(09:00~10:50)/목(09:00~10:50)'));
+  })
 
-    it("timeAndPlaceToJson__success__noLocation", async function() {
-        assert.deepEqual([{day: 1, start:1, len:2, place: ''},
-                {day:3, start:1, len:2, place: ''}],
-                TimePlaceUtil.timeAndPlaceToJson('화(1-2)/목(1-2)', ''));
-    })
+  it("timeAndPlaceToJson__success__noLocation", async function () {
+    assert.deepEqual([{day: 1, start: 1, len: 2, start_time: '09:00', end_time: '10:50', place: ''},
+        {day: 3, start: 1, len: 2, start_time: '09:00', end_time: '10:50', place: ''}],
+      TimePlaceUtil.timeAndPlaceToJson('화(1-2)/목(1-2)', '', '화(09:00~10:50)/목(09:00~10:50)'));
+  })
 
-    it("timeAndPlaceToJson__success__floatingPointTime", async function() {
-        assert.deepEqual([{day: 1, start:1.5, len:2, place: '220-317'},
-        {day:3, start:1.5, len:2, place: '220-317'}],
-        TimePlaceUtil.timeAndPlaceToJson('화(1.5-2)/목(1.5-2)', '220-317/220-317'));
-    })
+  it("timeAndPlaceToJson__success__floatingPointTime", async function () {
+    assert.deepEqual([{day: 1, start: 1.5, len: 2, place: '220-317', start_time: '09:30', end_time: '11:20'},
+        {day: 3, start: 1.5, len: 2, place: '220-317', start_time: '09:30', end_time: '11:20'}],
+      TimePlaceUtil.timeAndPlaceToJson('화(1.5-2)/목(1.5-2)', '220-317/220-317', '화(09:30~11:20)/목(09:30~11:20)'));
+  })
 
-    it("timeAndPlaceToJson__success__coursesInSameDay", async function() {
-        assert.deepEqual([{day: 1, start:3, len:1, place: '302-208'},
-            {day: 3, start:3, len:1, place: '302-208'},
-            {day: 3, start:11, len:2, place: '302-310-2'}],
-          TimePlaceUtil.timeAndPlaceToJson('화(3-1)/목(3-1)/목(11-2)', '302-208/302-208/302-310-2'));
-    })
+  it("timeAndPlaceToJson__success__coursesInSameDay", async function () {
+    assert.deepEqual([{day: 1, start: 3, len: 1, place: '302-208', start_time: '11:00', end_time: '11:50'},
+        {day: 3, start: 3, len: 1, place: '302-208', start_time: '11:00', end_time: '11:50'},
+        {day: 3, start: 11, len: 2, place: '302-310-2', start_time: '19:00', end_time: '20:50'}],
+      TimePlaceUtil.timeAndPlaceToJson('화(3-1)/목(3-1)/목(11-2)', '302-208/302-208/302-310-2', '화(11:00~11:50)/목(11:00~11:50)/목(19:00~20:50)'));
+  })
 
-    it("timeAndPlaceToJson__success__mergeContinuousCourse", async function() {
-        assert.deepEqual([{day: 3, start: 9, len: 4, place: '220-317'}],
-              TimePlaceUtil.timeAndPlaceToJson('목(9-2)/목(11-2)', '220-317/220-317'));
-    })
+  it("timeAndPlaceToJson__success__mergeContinuousCourse", async function () {
+    assert.deepEqual([{day: 3, start: 9, len: 4, place: '220-317', start_time: '17:00', end_time: '20:50'}],
+      TimePlaceUtil.timeAndPlaceToJson('목(9-2)/목(11-2)', '220-317/220-317', '목(17:00~18:50)/목(19:00~20:50)'));
+  })
 
-    it("timeAndPlaceToJson__success__doNotMergeContinuousCourseButDiffLocation", async function() {
-        assert.deepEqual([
-                {day: 3, start: 9, len: 2, place: '220-317'},
-                {day: 3, start: 11, len: 2, place: '220-316'}
-              ],
-              TimePlaceUtil.timeAndPlaceToJson('목(9-2)/목(11-2)', '220-317/220-316'));
-    })
+  it("timeAndPlaceToJson__success__doNotMergeContinuousCourseButDiffLocation", async function () {
+    assert.deepEqual([
+        {day: 3, start: 9, len: 2, place: '220-317', start_time: '17:00', end_time: '18:50'},
+        {day: 3, start: 11, len: 2, place: '220-316', start_time: '19:00', end_time: '20:50'}
+      ],
+      TimePlaceUtil.timeAndPlaceToJson('목(9-2)/목(11-2)', '220-317/220-316', '화(17:00~18:50)/목(19:00~20:50)'));
+  })
 
-    it("timeAndPlaceToJson__success__mergeMultipleClassroom", async function() {
-        assert.deepEqual([
-            {day: 0, start: 3, len: 1.5, place: '500-L302'},
-            {day: 2, start: 3, len: 1.5, place: '500-L302'},
-            {day: 4, start: 3, len: 2, place: '020-103/020-104'}
-          ],
-          TimePlaceUtil.timeAndPlaceToJson('월(3-1.5)/수(3-1.5)/금(3-2)/금(3-2)', '500-L302/500-L302/020-103/020-104'));
-    })
+  it("timeAndPlaceToJson__success__mergeMultipleClassroom", async function () {
+    assert.deepEqual([
+        {day: 0, start: 3, len: 1.5, place: '500-L302', start_time: '11:00', end_time: '12:15'},
+        {day: 2, start: 3, len: 1.5, place: '500-L302', start_time: '11:00', end_time: '12:15'},
+        {day: 4, start: 3, len: 2, place: '020-103/020-104', start_time: '11:00', end_time: '12:50'}
+      ],
+      TimePlaceUtil.timeAndPlaceToJson(
+        '월(3-1.5)/수(3-1.5)/금(3-2)/금(3-2)',
+        '500-L302/500-L302/020-103/020-104',
+        '월(11:00~12:15)/수(11:00~12:15)/금(11:00~12:50)/금(11:00~12:50)',
+      )
+    );
+  })
 
-    it("timeAndPlaceToJson__success__mergeMultipleClassroom2", async function() {
-        assert.deepEqual([
-            {day: 2, start: 7, len: 1, place: '014-B101'},
-            {day: 2, start: 10, len: 1, place: '008-301/008-304/014-102/014-202/014-204/014-207'}
-          ],
-          TimePlaceUtil.timeAndPlaceToJson('수(10-1)/수(10-1)/수(7-1)/수(10-1)/수(10-1)/수(10-1)/수(10-1)', '008-301/008-304/014-B101/014-102/014-202/014-204/014-207'));
-    })
+  it("timeAndPlaceToJson__success__mergeMultipleClassroom2", async function () {
+    assert.deepEqual([
+        {day: 2, start: 7, len: 1, place: '014-B101', start_time: '15:00', end_time: '15:50'},
+        {day: 2, start: 10, len: 1, place: '008-301/008-304/014-102/014-202/014-204/014-207', start_time: '18:00', end_time: '18:50'}
+      ],
+      TimePlaceUtil.timeAndPlaceToJson(
+        '수(10-1)/수(10-1)/수(7-1)/수(10-1)/수(10-1)/수(10-1)/수(10-1)',
+        '008-301/008-304/014-B101/014-102/014-202/014-204/014-207',
+        '수(18:00~18:50)/수(18:00~18:50)/수(15:00~15:50)/수(18:00~18:50)/수(18:00~18:50)/수(18:00~18:50)/수(18:00~18:50)',
+      )
+    );
+  })
 
-    it("timeJsonToMask__success__emptyJson", async function() {
-        assert.deepEqual([0, 0, 0, 0, 0, 0, 0], TimePlaceUtil.timeJsonToMask([]));
-    })
+  it("timeJsonToMask__success__emptyJson", async function () {
+    assert.deepEqual([0, 0, 0, 0, 0, 0, 0], TimePlaceUtil.timeJsonToMask([]));
+  })
 
-    it("timeJsonToMask__success", async function() {
-        assert.deepEqual([0, parseInt("00011"+"11000"+"00000"+"00000"+"00000"+"00000", 2), 0,
-            parseInt("00011"+"11000"+"00000"+"00000"+"00000"+"00000", 2), 0, 0, 0],
-            TimePlaceUtil.timeJsonToMask([{day: 1, start:1.5, len:2, place: '220-317'},
-            {day:3, start:1.5, len:2, place: '220-317'}]));
-        assert.deepEqual([0, parseInt("00011"+"11100"+"00000"+"00000"+"00000"+"00000", 2), 0,
-            parseInt("00011"+"11100"+"00000"+"00000"+"00000"+"00000", 2), 0, 0, 0],
-            TimePlaceUtil.timeJsonToMask([{day: 1, start:1.5, len:2.5, place: '220-317'},
-            {day:3, start:1.5, len:2.5, place: '220-317'}]));
-        assert.deepEqual([0, parseInt("00001"+"11100"+"00000"+"00000"+"00000"+"00000", 2), 0,
-            parseInt("00001"+"11100"+"00000"+"00000"+"00000"+"00000", 2), 0, 0, 0],
-            TimePlaceUtil.timeJsonToMask([{day: 1, start:2, len:2, place: '220-317'},
-            {day:3, start:2, len:2, place: '220-317'}]));
-        assert.deepEqual([0, parseInt("00000"+"00000"+"00000"+"00000"+"11111"+"11111", 2), 0,
-            parseInt("00000"+"00000"+"00000"+"00000"+"11111"+"11111", 2), 0, 0, 0],
-            TimePlaceUtil.timeJsonToMask([{day: 1, start:10, len:5, place: '220-317'},
-            {day:3, start:10, len:5, place: '220-317'}]));
-        assert.deepEqual([0, parseInt("00000"+"00000"+"00000"+"00000"+"00000"+"01100", 2), 0,
-            parseInt("00000"+"00000"+"00000"+"00000"+"00000"+"01100", 2), 0, 0, 0],
-            TimePlaceUtil.timeJsonToMask([{day: 1, start: 13, len: 1, place: "302-308"},
-            {day: 3, start: 13, len: 1, place: "302-308"}]));
-        assert.deepEqual([0, parseInt("00000"+"00000"+"00000"+"00000"+"00000"+"00000", 2), 0,
-            parseInt("00000"+"00000"+"00000"+"00000"+"00000"+"00000", 2), 0, 0, 0],
-            TimePlaceUtil.timeJsonToMask([{day: 1, start: -1, len: 1, place: "302-308"},
-            {day: 3, start: 15, len: 1, place: "302-308"}]));
-    });
+  it("timeJsonToMask__success", async function () {
+    assert.deepEqual([0, parseInt("00011" + "11000" + "00000" + "00000" + "00000" + "00000", 2), 0,
+        parseInt("00011" + "11000" + "00000" + "00000" + "00000" + "00000", 2), 0, 0, 0],
+      TimePlaceUtil.timeJsonToMask([{day: 1, start: 1.5, len: 2, place: '220-317', start_time: null, end_time: null},
+        {day: 3, start: 1.5, len: 2, place: '220-317', start_time: null, end_time: null}]));
+    assert.deepEqual([0, parseInt("00011" + "11100" + "00000" + "00000" + "00000" + "00000", 2), 0,
+        parseInt("00011" + "11100" + "00000" + "00000" + "00000" + "00000", 2), 0, 0, 0],
+      TimePlaceUtil.timeJsonToMask([{day: 1, start: 1.5, len: 2.5, place: '220-317', start_time: null, end_time: null},
+        {day: 3, start: 1.5, len: 2.5, place: '220-317', start_time: null, end_time: null}]));
+    assert.deepEqual([0, parseInt("00001" + "11100" + "00000" + "00000" + "00000" + "00000", 2), 0,
+        parseInt("00001" + "11100" + "00000" + "00000" + "00000" + "00000", 2), 0, 0, 0],
+      TimePlaceUtil.timeJsonToMask([{day: 1, start: 2, len: 2, place: '220-317', start_time: null, end_time: null},
+        {day: 3, start: 2, len: 2, place: '220-317', start_time: null, end_time: null}]));
+    assert.deepEqual([0, parseInt("00000" + "00000" + "00000" + "00000" + "11111" + "11111", 2), 0,
+        parseInt("00000" + "00000" + "00000" + "00000" + "11111" + "11111", 2), 0, 0, 0],
+      TimePlaceUtil.timeJsonToMask([{day: 1, start: 10, len: 5, place: '220-317', start_time: null, end_time: null},
+        {day: 3, start: 10, len: 5, place: '220-317', start_time: null, end_time: null}]));
+    assert.deepEqual([0, parseInt("00000" + "00000" + "00000" + "00000" + "00000" + "01100", 2), 0,
+        parseInt("00000" + "00000" + "00000" + "00000" + "00000" + "01100", 2), 0, 0, 0],
+      TimePlaceUtil.timeJsonToMask([{day: 1, start: 13, len: 1, place: "302-308", start_time: null, end_time: null},
+        {day: 3, start: 13, len: 1, place: "302-308", start_time: null, end_time: null}]));
+    assert.deepEqual([0, parseInt("00000" + "00000" + "00000" + "00000" + "00000" + "00000", 2), 0,
+        parseInt("00000" + "00000" + "00000" + "00000" + "00000" + "00000", 2), 0, 0, 0],
+      TimePlaceUtil.timeJsonToMask([{day: 1, start: -1, len: 1, place: "302-308", start_time: null, end_time: null},
+        {day: 3, start: 15, len: 1, place: "302-308", start_time: null, end_time: null}]));
+  });
 
-    it("equalTimeJson__true", async function() {
-        let t1: Array<TimePlace> = [
-            {
-                day: 5,
-                start: 3,
-                len: 2,
-                place: "abcd"
-            },
-            {
-                day: 3,
-                start: 3,
-                len: 2,
-                place: "abcg"
-            }
-        ];
+  it("equalTimeJson__true", async function () {
+    let t1: Array<TimePlace> = [
+      {
+        day: 5,
+        start: 3,
+        len: 2,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      },
+      {
+        day: 3,
+        start: 3,
+        len: 2,
+        place: "abcg",
+        start_time: null,
+        end_time: null
+      }
+    ];
 
-        let t2: Array<TimePlace> = [
-            {
-                day: 5,
-                start: 3,
-                len: 2,
-                place: "abcd"
-            },
-            {
-                day: 3,
-                start: 3,
-                len: 2,
-                place: "abcg"
-            }
-        ];
+    let t2: Array<TimePlace> = [
+      {
+        day: 5,
+        start: 3,
+        len: 2,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      },
+      {
+        day: 3,
+        start: 3,
+        len: 2,
+        place: "abcg",
+        start_time: null,
+        end_time: null
+      }
+    ];
 
-        assert(TimePlaceUtil.equalTimeJson(t1, t2));
-    })
+    assert(TimePlaceUtil.equalTimeJson(t1, t2));
+  })
 
-    it("equalTimeJson__false__differLength", async function() {
-        let t1: Array<TimePlace> = [
-            {
-                day: 5,
-                start: 3,
-                len: 2,
-                place: "abcd"
-            }
-        ];
+  it("equalTimeJson__false__differLength", async function () {
+    let t1: Array<TimePlace> = [
+      {
+        day: 5,
+        start: 3,
+        len: 2,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      }
+    ];
 
-        let t2: Array<TimePlace> = [
-            {
-                day: 5,
-                start: 3,
-                len: 2,
-                place: "abcd"
-            },
-            {
-                day: 3,
-                start: 3,
-                len: 2,
-                place: "abcd"
-            }
-        ];
+    let t2: Array<TimePlace> = [
+      {
+        day: 5,
+        start: 3,
+        len: 2,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      },
+      {
+        day: 3,
+        start: 3,
+        len: 2,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      }
+    ];
 
-        assert(TimePlaceUtil.equalTimeJson(t1, t2) == false);
-    })
+    assert(TimePlaceUtil.equalTimeJson(t1, t2) == false);
+  })
 
-    it("equalTimeJson__false__differDay", async function() {
-        let t1: Array<TimePlace> = [
-            {
-                day: 5,
-                start: 3,
-                len: 2,
-                place: "abcd"
-            },
-            {
-                day: 3,
-                start: 3,
-                len: 2,
-                place: "abcg"
-            }
-        ];
+  it("equalTimeJson__false__differDay", async function () {
+    let t1: Array<TimePlace> = [
+      {
+        day: 5,
+        start: 3,
+        len: 2,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      },
+      {
+        day: 3,
+        start: 3,
+        len: 2,
+        place: "abcg",
+        start_time: null,
+        end_time: null
+      }
+    ];
 
-        let t2: Array<TimePlace> = [
-            {
-                day: 4,
-                start: 3,
-                len: 2,
-                place: "abcd"
-            },
-            {
-                day: 3,
-                start: 3,
-                len: 2,
-                place: "abcg"
-            }
-        ];
+    let t2: Array<TimePlace> = [
+      {
+        day: 4,
+        start: 3,
+        len: 2,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      },
+      {
+        day: 3,
+        start: 3,
+        len: 2,
+        place: "abcg",
+        start_time: null,
+        end_time: null
+      }
+    ];
 
-        assert(TimePlaceUtil.equalTimeJson(t1, t2) == false);
-    })
+    assert(TimePlaceUtil.equalTimeJson(t1, t2) == false);
+  })
 
-    it("equalTimeJson__false__differStart", async function() {
-        let t1: Array<TimePlace> = [
-            {
-                day: 5,
-                start: 3,
-                len: 2,
-                place: "abcd"
-            },
-            {
-                day: 3,
-                start: 2,
-                len: 2,
-                place: "abcg"
-            }
-        ];
+  it("equalTimeJson__false__differStart", async function () {
+    let t1: Array<TimePlace> = [
+      {
+        day: 5,
+        start: 3,
+        len: 2,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      },
+      {
+        day: 3,
+        start: 2,
+        len: 2,
+        place: "abcg",
+        start_time: null,
+        end_time: null
+      }
+    ];
 
-        let t2: Array<TimePlace> = [
-            {
-                day: 5,
-                start: 3,
-                len: 2,
-                place: "abcd"
-            },
-            {
-                day: 3,
-                start: 3,
-                len: 2,
-                place: "abcg"
-            }
-        ];
+    let t2: Array<TimePlace> = [
+      {
+        day: 5,
+        start: 3,
+        len: 2,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      },
+      {
+        day: 3,
+        start: 3,
+        len: 2,
+        place: "abcg",
+        start_time: null,
+        end_time: null
+      }
+    ];
 
-        assert(TimePlaceUtil.equalTimeJson(t1, t2) == false);
-    })
+    assert(TimePlaceUtil.equalTimeJson(t1, t2) == false);
+  })
 
-    it("equalTimeJson__false__differLen", async function() {
-        let t1: Array<TimePlace> = [
-            {
-                day: 5,
-                start: 3,
-                len: 1,
-                place: "abcd"
-            },
-            {
-                day: 3,
-                start: 3,
-                len: 2,
-                place: "abcg"
-            }
-        ];
+  it("equalTimeJson__false__differLen", async function () {
+    let t1: Array<TimePlace> = [
+      {
+        day: 5,
+        start: 3,
+        len: 1,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      },
+      {
+        day: 3,
+        start: 3,
+        len: 2,
+        place: "abcg",
+        start_time: null,
+        end_time: null
+      }
+    ];
 
-        let t2: Array<TimePlace> = [
-            {
-                day: 5,
-                start: 3,
-                len: 2,
-                place: "abcd"
-            },
-            {
-                day: 3,
-                start: 3,
-                len: 2,
-                place: "abcg"
-            }
-        ];
+    let t2: Array<TimePlace> = [
+      {
+        day: 5,
+        start: 3,
+        len: 2,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      },
+      {
+        day: 3,
+        start: 3,
+        len: 2,
+        place: "abcg",
+        start_time: null,
+        end_time: null
+      }
+    ];
 
-        assert(TimePlaceUtil.equalTimeJson(t1, t2) == false);
-    })
+    assert(TimePlaceUtil.equalTimeJson(t1, t2) == false);
+  })
 
-    it("equalTimeJson__false__differPlace", async function() {
-        let t1: Array<TimePlace> = [
-            {
-                day: 5,
-                start: 3,
-                len: 2,
-                place: "abcd"
-            },
-            {
-                day: 3,
-                start: 3,
-                len: 2,
-                place: "abcgs"
-            }
-        ];
+  it("equalTimeJson__false__differPlace", async function () {
+    let t1: Array<TimePlace> = [
+      {
+        day: 5,
+        start: 3,
+        len: 2,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      },
+      {
+        day: 3,
+        start: 3,
+        len: 2,
+        place: "abcgs",
+        start_time: null,
+        end_time: null
+      }
+    ];
 
-        let t2: Array<TimePlace> = [
-            {
-                day: 5,
-                start: 3,
-                len: 2,
-                place: "abcd"
-            },
-            {
-                day: 3,
-                start: 3,
-                len: 2,
-                place: "abcg"
-            }
-        ];
+    let t2: Array<TimePlace> = [
+      {
+        day: 5,
+        start: 3,
+        len: 2,
+        place: "abcd",
+        start_time: null,
+        end_time: null
+      },
+      {
+        day: 3,
+        start: 3,
+        len: 2,
+        place: "abcg",
+        start_time: null,
+        end_time: null
+      }
+    ];
 
-        assert(TimePlaceUtil.equalTimeJson(t1, t2) == false);
-    })
+    assert(TimePlaceUtil.equalTimeJson(t1, t2) == false);
+  })
 });
diff --git a/test/integration/index.ts b/test/integration/index.ts
index 2e7702fc..c19a9424 100644
--- a/test/integration/index.ts
+++ b/test/integration/index.ts
@@ -89,6 +89,8 @@ describe('Integration Test', function() {
             "day": 1,
             "start": 13,
             "len": 1,
+            "start_time": "21:00",
+            "end_time": "22:00",
             "place": "302-308",
             "_id": "56fcd83c041742971bd20a88"
           },
@@ -96,6 +98,8 @@ describe('Integration Test', function() {
             "day": 3,
             "start": 13,
             "len": 1,
+            "start_time": "21:00",
+            "end_time": "22:00",
             "place": "302-308",
             "_id": "56fcd83c041742971bd20a87"
           }