Authentic boutique studio Jian Zhan (建盏) Kung Fu teacup crafted by the renowned Ji Jiang (吉匠) kiln in Fujian. Features a striking 'Silver Oil Spot' or 'Galaxy Nebula' crystalline glaze that creates an immersive shimmering effect under light. Hand-thrown into a classic wide, shallow Lotus bowl shape using traditional iron-rich clay. Stamped with the authentic '吉匠' brand mark on the bottom. Pristine condition with no chips, cracks, or wear."