Big Vintage Handcarved Chinese Cinnabar Lacquer Plate - magnetic!

China 1st half of 20th C. Cinnabar and black lacquer on iron (magnetic!) plate. Brass base rim.
Overall deeply handcarved and incised. Height 3,8 cm, Ø 30,6 cm (12 inch). In very good condition.
No damage, no cracks, in straight shape. Clean except little dust in the incised lines.