Thanks! Actually, it's winemb-tablet.cab but not WinEmb-Tablet-Core.cab as I said above. I've just got it.
Thank you for your suggestion. Then, I found and installed it: h t t p://technet.microsoft.com/en-us/library/hh300744(WinEmbedded.21).aspx...
Good topic for me! Thanks! I'd like to ask more: How to add Snipping Tool package? Where is it in the "Windows Embedded Standard 7 SP1 Toolkit"...