Marc Wilmots' men, who are among the favourites to lift the trophy, began their quest for glory with a 2-1 win over Algeria.
Russia, by contrast, could only manage a 1-1 draw against South Korea, adding further importance to game against Belgium.
However, Shatov knows they will not face an easy challenge.
"This is a highly skilled team with good professional performers," said Shatov.
"But we have our own strengths; we will try to expand in the upcoming game."
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