Chinese Wood Block Cutting Print on Paper Framed Mat Sin Yoon-Pok Han Jin-Hae

Displayed for years - scratches on the wood frame - the print looks like it has come loose behind the matt - see photos
The print measures 11" x 13 1/2" and the total measurements including the frame are 16.5"x21".
Artist - Sin Yoon - Pok (Hye Won)
Wood Cutting Artist -Han Jin-Hae