Such adjective noun first of all, we can use such with adjectivenoun to show extremes.
Such adjective of a kind or character to be indicated or suggested.
It makes the sentence stronger and shows that there is a high level of something.
SUCH | meaning in the Cambridge English Dictionary
Usage note the adjective such is often followed by that when such is used to mean of a degree or quality indicated, as in the sentence the demand for feinbergs specialized services is such that he commands around 200,000 a month when he gets involved in a case. This example was acceptable to 86 percent of the usage panel in our 2011 survey.