A Finnish delegation has reached out to Crimea and is now there to establish cooperation between Helsinki and Simferopol.
The Finns visiting Crimea does not in any way represent the Finnish state. It is a delegation led by well-known Pro-Kremlin propagandist Johan Bäckman.
Finland condemns the illegal annexation by Russia, which is against the international law. http://formin.finland.fi/public/default.aspx?contentid=373136&nodeid=15146&contentlan=2&culture=en-US
The European Union - and Finland as its member state - does not recognise the holding of elections by the Russian Federation in the Crimean peninsula. http://www.consilium.europa.eu/en/press/press-releases/2018/03/16/declaration-by-the-high-representative-federica-mogherini-on-behalf-of-the-eu-on-the-autonomous-republic-of-crimea-and-the-city-of-sevastopol/
For background on fake election observing missions, see: http://www.tango-noir.com/2018/01/29/european-council-on-democracy-and-human-rights-presidential-election-in-crimea-is-fair-free-and-legitimate/