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DateAlmanac

What is CST (China) in MST?

Mountain Time is 15 hours behind

China Standard Time is on UTC+8:00 and Mountain Time is on UTC−7:00 right now. The gap changes during the year — see below.

Convert a time

MST — Mountain Time

1:00 am

MST, Sat

Time in Beijing
4:30:26 PM
Time in Denver
1:30:26 AM
Difference
−15 h
Next clock change
March 14, 2027

When the difference changes

China Standard Time and Mountain Time do not change their clocks on the same dates, so the gap between them is not the same all year. Most converters show only today’s figure. These are the periods ahead:

  1. Now – March 14, 2027Mountain Time is 15 hours behind
  2. March 14, 2027 – November 7, 2027Mountain Time is 14 hours behind
  3. November 7, 2027 – onwardsMountain Time is 15 hours behind

Periods shorter than a day are not listed. Each zone changes at its own local time, so on a date when both move there are a few hours when the gap is briefly something else.

Daylight saving

China Standard Time

No clock changes

China Standard Time stays on CST all year, so its offset from UTC never moves.

Mountain Time

Sunday, March 14, 2027

Clocks go forward one hour — 2:00 am becomes 3:00 am local time, and the zone is on MDT after that.

CST (China) to MST conversion table

Every hour of Saturday, November 7, 2026, converted from China Standard Time to Mountain Time. 15 of the 24 hours fall on a different calendar day in Denver, which is marked.

12:00 am CST
9:00 am MST−1 day
1:00 am CST
10:00 am MST−1 day
2:00 am CST
11:00 am MST−1 day
3:00 am CST
12:00 pm MST−1 day
4:00 am CST
1:00 pm MST−1 day
5:00 am CST
2:00 pm MST−1 day
6:00 am CST
3:00 pm MST−1 day
7:00 am CST
4:00 pm MST−1 day
8:00 am CST
5:00 pm MST−1 day
9:00 am CST
6:00 pm MST−1 day
10:00 am CST
7:00 pm MST−1 day
11:00 am CST
8:00 pm MST−1 day
12:00 pm CST
9:00 pm MST−1 day
1:00 pm CST
10:00 pm MST−1 day
2:00 pm CST
11:00 pm MST−1 day
3:00 pm CST
12:00 am MST
4:00 pm CST
1:00 am MST
5:00 pm CST
2:00 am MST
6:00 pm CST
3:00 am MST
7:00 pm CST
4:00 am MST
8:00 pm CST
5:00 am MST
9:00 pm CST
6:00 am MST
10:00 pm CST
7:00 am MST
11:00 pm CST
8:00 am MST

Scheduling between the two

There is no overlap between a nine-to-six working day in Beijing and one in Denver — the gap is too wide. A call has to sit early or late for one side. Early morning in Beijing is the usual compromise, since that is late afternoon or evening in Denver.

A note on CST (China): it can also mean the abbreviation CST is shared with US Central Time and Cuba Standard Time.

China Standard Time (CST) is used in the whole of China, which runs on one offset from Kashgar to Shanghai

Mountain Time (MST) is used in Salt Lake City, Albuquerque and Calgary. Arizona keeps MST all year and does not follow MDT.

Other conversions