Did you just find a file that is digitally signed by Chengdu ShanHe Technology Co., Ltd.? If that's the case, please read on.
You will typically notice Chengdu ShanHe Technology Co., Ltd. when double-clicking to run 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 Chengdu ShanHe Technology Co., Ltd. digital signature with the following procedure:
Here's a screenshot of a file signed by Chengdu ShanHe Technology Co., Ltd.:

As you can see in the screenshot above, Windows states that "This digital signature is OK". This implies that the file has been published by Chengdu ShanHe 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 examine 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 Chengdu ShanHe Technology Co., Ltd., such as the street name, city and country.
DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 has issued the Chengdu ShanHe Technology Co., Ltd. certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screencap above.
These are the Chengdu ShanHe Technology Co., Ltd. files I've collected, thanks to the FreeFixer users.Unfortunately I don't have any scan result from VirusTotal available for the Chengdu ShanHe 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 Chengdu ShanHe Technology Co., Ltd..
| Detection Ratio | File Name |
|---|---|
| Not available | iTopVPN.exe |
The analysis has been done on certificates with the following serial numbers: