Did you just stumble upon a file that has been digitally signed by Whatlink Software Limited? If so, please read on.
You'll probably notice Whatlink Software Limited when double-clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view additional details from the Whatlink Software Limited certificate with the following procedure:
Here's a screenshot of a file that has been digitally signed by Whatlink Software Limited:

As you can see in the screenshot above, the Windows OS reports that "This digital signature is OK". This implies that the file has been published by Whatlink Software Limited and that the file has not been tampered with.
If you click the View Certificate button shown in the screenshot above, you can view all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, and so on. You can also examine the address for Whatlink Software Limited, such as the street name, city and country.
COMODO Code Signing CA 2 has issued the Whatlink Software Limited certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the Whatlink Software Limited files I've gathered, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 0/49 | splsched.exe |
The detection percentage is based on the fact that I have collected 49 scan results for the Whatlink Software Limited files. 0 of these scan results came up with some sort of detection. If you like, you can review the full details of the scan reports by examining the files listed above.
The analysis is based on certificates with the following serial numbers: