Bangkok to Shanghai
+1hBangkok
ICTSOURCEShanghai
CSTGreen rows indicate typical business hours (9 AM - 5 PM)
ICT and CST on the World Map
The map below highlights the ICT (Indochina Time) and CST (China Standard Time) timezone regions across the globe.
ICT – Indochina Time
UTC+07:00Indochina Time (ICT) is the time zone for Vietnam, Thailand, Laos, and Cambodia, 7 hours ahead of UTC.
- •Bangkok is one of the most visited cities in the world.
- •ICT is 12 hours ahead of EST.
- •Thailand, Vietnam, and Cambodia all share ICT.
CST – China Standard Time
UTC+08:00China Standard Time (CST) covers all of mainland China, 8 hours ahead of UTC.
- •China uses a single time zone despite spanning 5 geographical zones.
- •In Xinjiang (western China), sunset can be as late as midnight in summer.
- •China abolished daylight saving time in 1991.
- •The Shanghai Stock Exchange operates on CST/Beijing Time.
About Bangkok
WikipediaBangkok operates on Indochina Time (ICT), UTC+7. As Southeast Asia's largest economy hub, Bangkok bridges East Asian and South Asian business hours.
Bangkok is one of the world's most visited cities, with over 22 million visitors annually.
About Shanghai
WikipediaShanghai operates on China Standard Time (CST), UTC+8. As China's economic powerhouse and home to the SSE, Shanghai time is essential for global investors.
The Maglev train from Shanghai airport reaches 431 km/h, the fastest commercial train in the world.
Bangkok vs Shanghai: Offsets, DST and Best Call Times
Bangkok runs on Indochina Time (ICT) at UTC+07:00. Shanghai runs on China Standard Time (CST) at UTC+08:00. That puts Bangkok 1 hour ahead of Shanghai — a difference of +1h at the current offsets.
In practice, when it is 9:00 AM in Bangkok it is 10:00 AM in Shanghai. Midnight in Bangkok is 1:00 AM in Shanghai. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Bangkok to Shanghai time conversion table
| Bangkok (ICT) | Shanghai (CST) | Day |
|---|---|---|
| 12:00 AM | 1:00 AM | same day |
| 6:00 AM | 7:00 AM | same day |
| 7:00 AM | 8:00 AM | same day |
| 8:00 AM | 9:00 AM | same day |
| 9:00 AM | 10:00 AM | same day |
| 12:00 PM | 1:00 PM | same day |
| 3:00 PM | 4:00 PM | same day |
| 5:00 PM | 6:00 PM | same day |
| 6:00 PM | 7:00 PM | same day |
| 9:00 PM | 10:00 PM | same day |
Why people convert Bangkok to Shanghai time
- Scheduling a call from Bangkok to Shanghai: a 10:00 AM start in Bangkok lands at 11:00 AM in Shanghai, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Bangkok and Shanghai are inside the 9-to-5 working day between 9:00 AM and 4:00 PM ICT time (10:00 AM–5:00 PM CST). That is roughly 7 hours of usable overlap.
- Booking travel or deliveries: tracking Shanghai local time against Bangkok keeps pickup windows and arrival estimates honest across the +1h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM ICT" is unambiguous; "3 PM" across a +1h gap is not.
- Block 9:00 AM–4:00 PM ICT as the recurring meeting window if you work primarily from Bangkok and need Shanghai colleagues present.
About ICT (Indochina Time)
Indochina Time (ICT) is used across Southeast Asia including Vietnam, Thailand, Laos, and Cambodia. Indonesia (Western time, WIB) also uses UTC+07:00. ICT does not observe daylight saving time.
About CST (China Standard Time)
China Standard Time (CST, also known as Beijing Time) is used across all of mainland China despite the country spanning five geographical time zones. This single-timezone policy was adopted in 1949. China does not observe daylight saving time. CST is shared with Hong Kong (HKT), Macau, Taiwan, Singapore, Malaysia, and the Philippines, making UTC+08:00 one of the most used offsets in the world.
Best time to call between Bangkok and Shanghai
Both Bangkok and Shanghai sit inside the 9 AM – 5 PM working day between 9:00 AM–4:00 PM ICT, which is 10:00 AM–5:00 PM CST. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Bangkok and Shanghai share 7 hours of working-hours overlap (9:00 AM–4:00 PM ICT), so scheduling a live meeting is straightforward.
Bangkok is 1 hour ahead of Shanghai (ICT UTC+07:00 → CST UTC+08:00). The shared working window is 9:00 AM–4:00 PM ICT. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Bangkok and Shanghai?
Bangkok (ICT, UTC+07:00) is 1 hour ahead of Shanghai (CST, UTC+08:00). The gap is currently +1h.
How do I convert Bangkok time to Shanghai time?
Add +1h to Bangkok local time. For example, 9:00 AM in Bangkok is 10:00 AM in Shanghai.
What time is it in Shanghai right now?
Shanghai uses CST at UTC+08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +1h offset from Bangkok.
What is the best time to call Shanghai from Bangkok?
Call between 9:00 AM and 4:00 PM ICT — that maps to 10:00 AM–5:00 PM CST and keeps both parties inside the working day.
Which is ahead, Bangkok or Shanghai?
Bangkok is 1 hour ahead of Shanghai. When it is 12:00 PM in Bangkok it is 1:00 PM in Shanghai.
Do Bangkok and Shanghai use different time zones?
Bangkok (Thailand) uses ICT at UTC+07:00, while Shanghai (China) uses CST at UTC+08:00. The IANA identifiers are Asia/Bangkok and Asia/Shanghai.
Does daylight saving time affect the Bangkok–Shanghai difference?
Neither zone observes daylight saving time, so the +1h offset between Bangkok and Shanghai is fixed all year.
Which other cities share Bangkok's time zone?
ICT also covers Bangkok, Ho Chi Minh City, Hanoi, Jakarta, Phnom Penh, Vientiane.
Which countries use ICT, Bangkok's zone?
ICT is used in Thailand, Vietnam, Cambodia, Laos, Indonesia (WIB).
Is there a day difference between Bangkok and Shanghai?
Not normally. The +1h gap only pushes the date over for late-evening times.
What is the time difference between Bangkok and Shanghai?
Shanghai is +1h from Bangkok.
What timezone is Bangkok in?
Bangkok operates on Indochina Time (ICT), UTC+7. As Southeast Asia's largest economy hub, Bangkok bridges East Asian and South Asian business hours.
What timezone is Shanghai in?
Shanghai operates on China Standard Time (CST), UTC+8. As China's economic powerhouse and home to the SSE, Shanghai time is essential for global investors.
What are the business hours in Bangkok?
Standard business hours in Bangkok are 8:30 AM - 5:30 PM ICT.
What are the business hours in Shanghai?
Standard business hours in Shanghai are 9:00 AM - 6:00 PM CST.
What is the best time to schedule a call between Bangkok and Shanghai?
The best overlap for a call is when both cities are in business hours. Bangkok works 8:30 AM - 5:30 PM ICT and Shanghai works 9:00 AM - 6:00 PM CST (+1h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Bangkok and Shanghai?
Bangkok uses THB (฿) while Shanghai uses CNY (¥). Check current exchange rates when planning travel or business between these cities.
How do Bangkok and Shanghai compare in size?
Bangkok has a population of approximately 8.3 million (metro: 14.6 million), while Shanghai has approximately 24.9 million (metro: 28.5 million).
What are the major landmarks in Bangkok and Shanghai?
Bangkok is known for Grand Palace, Wat Arun, Wat Pho. Shanghai is famous for The Bund, Oriental Pearl Tower, Yu Garden.
Do Bangkok and Shanghai have stock exchanges?
Yes. Bangkok has the SET (Stock Exchange of Thailand) and Shanghai has the SSE (Shanghai Stock Exchange). The +1h time difference affects trading hour overlaps between these exchanges.
Which countries use ICT (Indochina Time)?
ICT is used in Thailand, Vietnam, Cambodia, Laos, Indonesia (WIB).
Does ICT observe daylight saving time?
No, ICT does not observe daylight saving time and remains at UTC+07:00 year-round.
What are some interesting facts about ICT?
Bangkok is one of the most visited cities in the world. ICT is 12 hours ahead of EST.
Which cities are in the CST timezone?
Major cities in the CST timezone include Shanghai, Beijing, Shenzhen, Guangzhou, Chengdu, Hong Kong, Taipei, Wuhan.
What is the UTC offset for CST?
China Standard Time (CST) is at UTC+08:00.
What should I know about the CST timezone?
China uses a single time zone despite spanning 5 geographical zones. In Xinjiang (western China), sunset can be as late as midnight in summer.
When is it midnight in Bangkok, what time is it in Shanghai?
When it is 12:00 AM (midnight) in Bangkok (ICT), it is +1h later in Shanghai (CST).
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