More than 100 pages to read and re-read, with maximum informatics quality as well as an extensive regional coverage on key matters of the services that have mostly expanded and developed concerning the high speed access business. A true permanent consulting manual.
".....developed concerning the high speed access business. A true permanent consulting manual."
this last part sounds a little ambiguous because of reduction of a clause into a phrase.
you may divide that sentence into two or use some conjunction words.
you are welcome
does this make sense 
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