Did you just download a file that is digitally signed by Beijing Watchdata System Co.,Ltd. and wonder if the file is safe? If so, please read on.
You will probably see Beijing Watchdata System Co.,Ltd. when running the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can also view the Beijing Watchdata System Co.,Ltd. certificate with the following steps:
Here's a screencap of a file that has been digitally signed by Beijing Watchdata System Co.,Ltd.:

As you can see in the screencap above, Windows reports that "This digital signature is OK". This implies that the file has been published by Beijing Watchdata System Co.,Ltd. and that the file has not been tampered with.
If you click the View Certificate button shown in the screenshot above, you can examine all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, etc. You can also view the address for Beijing Watchdata System Co.,Ltd., such as the street name, city and country.
VeriSign Class 3 Code Signing 2009-2 CA has issued the Beijing Watchdata System Co.,Ltd. certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the Beijing Watchdata System Co.,Ltd. files I have collected, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 0/57 | BBCertM32.exe |
| 0/57 | wdbrazmon34.exe |
The detection percentage is based on the fact that I've collected 114 scan results for the Beijing Watchdata System Co.,Ltd. files. 0 of these scan reports came up with some sort of detection. You can review the full details of the scan results by examining the files listed above.
The analysis has been done on certificates with the following serial numbers: