Sergiev Posad toys - nothing
As far as I know , gang " artisan artist " - is khokhloma .
" The town of Semyonov in 1918 was organized by the School of Art woodworking led by GP Matveev , after 7 years of graduate school was established gang" artisan artist " , transformed in 1931 into gang" Export " , which was later ( 1970 ) grew up in the Production Association " Khokhlomskaya painting ."
http://ru.wikipedia.org/wiki/Семенов_ ( city )
If the plates and hand-painted , then from other places.