Their stock market started trading while we were sleeping. You can go to Sina Finance's website to see the American stock market. If you know English, you can also download a software to see.

The trading hours of the US stock market are from 9: 30 am to 4: 00 pm EST.

Time difference between American time and Beijing time.

Pacific Time:-16

Mountain time:-15

Central Time:-14

Eastern time:-13

Alaska Time:-18

For example, Beijing time minus 16 hour is US Pacific time. It's 20: 00 Beijing time and 04: 00 Pacific time.