Did you just stumble upon a file that has a digital signature from Lattice Technology Co.,Ltd.? If so, please read on.
You'll typically see Lattice Technology Co.,Ltd. when running the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view the additional details from the Lattice Technology Co.,Ltd. digital signature with the following procedure:
Here's a screencap of a file signed by Lattice Technology Co.,Ltd.:

As you can see in the screenshot above, Windows states that "This digital signature is OK". This means that the file has been published by Lattice Technology Co.,Ltd. and that no one has tampered with the file.
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, etc. You can also see the address for Lattice Technology Co.,Ltd., such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA has issued the Lattice Technology Co.,Ltd. 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 Lattice Technology Co.,Ltd. files I've gathered, thanks to the FreeFixer users.Unfortunately I don't have any scan result from VirusTotal available for the Lattice Technology Co.,Ltd. files at the moment. The scan results will appear here as soon as a FreeFixer user uploads a file digitally signed by Lattice Technology Co.,Ltd..
| Detection Ratio | File Name |
|---|---|
| Not available | xvlstudio2_F.exe |
The analysis is based on certificates with the following serial numbers: