Updating current time…
North Korea
KST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CST
China Standard Time
GMT +8
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

9:00 pm21:00 KST (UTC+9), Oct 7, 2026 = 8:00 pm20:00 CST (UTC+8), Oct 7, 2026

Kaesŏng is 1 hour ahead of CST.

How the time difference changes

Kaesong is 1 hour ahead of CST Asia year-round.

Working hours of 9:00 am to 5:00 pm in Kaesong correspond to 8:00 am to 4:00 pm in CST Asia.Working hours of 09:00 to 17:00 in Kaesong correspond to 08:00 to 16:00 in CST Asia.

Compare Kaesong time with CST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

KST (Korea Standard Time) is 1 hour ahead of China Standard Time.
9:00 pm21:00 in Kaesong, North Korea is 8:00 pm20:00 in CST

Kaesŏng to CST call time
Best time for a conference call or a meeting is between 10am-5pm10:00-17:00 in Kaesŏng which corresponds to 9am-4pm09:00-16:00 in CST

9:00 pm21:00 KST (Korea Standard Time) (Kaesong, North Korea). Offset UTC +9:00 hours
8:00 pm20:00 China Standard Time (CST). Offset UTC +8:00 hours

9:00 pm21:00 Kaesong, North Korea / 8:00 pm20:00 CST

Kaesong, North KoreaCST
12:00am11:00pm
1:00am12:00am
2:00am1:00am
3:00am2:00am
4:00am3:00am
5:00am4:00am
6:00am5:00am
7:00am6:00am
8:00am7:00am
9:00am8:00am
10:00am9:00am
11:00am10:00am
12:00pm11:00am
1:00pm12:00pm
2:00pm1:00pm
3:00pm2:00pm
4:00pm3:00pm
5:00pm4:00pm
6:00pm5:00pm
7:00pm6:00pm
8:00pm7:00pm
9:00pm8:00pm
10:00pm9:00pm
11:00pm10:00pm
00:0023:00
01:0000:00
02:0001:00
03:0002:00
04:0003:00
05:0004:00
06:0005:00
07:0006:00
08:0007:00
09:0008:00
10:0009:00
11:0010:00
12:0011:00
13:0012:00
14:0013:00
15:0014:00
16:0015:00
17:0016:00
18:0017:00
19:0018:00
20:0019:00
21:0020:00
22:0021:00
23:0022:00

Kaesŏng Information

Time Zone

Abbreviation / Name
GMT+9 - Korean Standard Time
UTC / GMT Offset
+9:00 hours during Korean Standard Time, currently in use.

Kaesŏng Facts

Country
North Korea
Alternative Names
Kaesong, Kaesŏng, Kai-seng, Kaijo, Kaijō, Kaisong, Kaizyo, Kaizyō, Kehson, Kesongas, Shoto, Shōto, Songdo, gaeseongsi, gaeseongteuggeubsi, kai cheng shi, kai cheng te ji shi, Кэсон, 开城特级市, 開城市, 개성시, 개성특급시
Population
338,155
Currency
Won (KPW)
Geographic Coordinates
37° 58' N Latitude / 126° 33' E Longitude
International Dialing Code
+850

China Standard Time

Offset: CST is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: China, Macau, Taiwan

Principal Cities: The largest city in the CST time zone is Shanghai in China, with about 24.875 million people. Other major cities in this time zone include Beijing, Chengdu, Taipei, Chongqing.

Daylight Saving: Clocks in China Standard Time (CST) do not change for daylight saving time, so CST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

CST Time Zone Geo Map
CST timezone map

CST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +08 - basic short
  • +0800 - basic
  • +08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Hotel - Military abbreviation for CST
  • H - short form of 'Hotel'
IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Chongqing
  • Asia/Chungking
  • Asia/Harbin
  • Asia/Macao
  • Asia/Macau
  • Asia/Shanghai
  • Asia/Taipei
  • PRC
  • ROC
CST Abbreviation: Several time zones share CST abbreviation and it could refer to these time zones
  • Central Standard Time - UTC -6
  • China Standard Time - UTC +8
  • Cuba Standard Time - UTC -5
Time zones with the GMT +8 offset:
  • ACT - ASEAN Common Time
  • AWST - Australian Western Standard Time
  • BNT - Brunei Darussalam Time
  • CAST - Casey Time
  • CHOT - Choibalsan Time
  • CST - China Standard Time
  • H - Hotel Time Zone
  • HKT - Hong Kong Time
  • HOVST - Hovd Summer Time
  • IRKT - Irkutsk Time
  • KRAST - Krasnoyarsk Summer Time
  • MYT - Malaysia Time
  • PHT - Philippine Time
  • SGT - Singapore Time
  • ULAT - Ulaanbaatar Time
  • WITA - Central Indonesian Time