This package is not a full "Language Pack" (which handles UI translations) but rather a set of essential for anyone communicating in Simplified Chinese.
This 16-character hexadecimal string is Microsoft’s . It uniquely identifies the cryptographic key used to sign the package. Any valid Microsoft Windows component package will have this token. If you see a different token, the package is either from a third party or has been tampered with. For official Windows packages, 31bf3856ad364e35 is the standard token for the Windows operating system components. This package is not a full "Language Pack"