Eight auspicious pine marble octagonal inkstone, long-term grinding to form a vermilion cinnabar wrapped slurry the again Zhu Yan said.Implements by cover, body, heart, the base of 4 pieces, inkstone cover with white songhua, carving xiangyun benevolent, inkstone side carving xiangyun sweet.Inkstone of aplete set of carving, carving delicate, inkstone hollowed part of body is used for grinding ink fashion fire in winter, can prevent the weather is too cold and frozen, therefore calls warm inkstone.The base of the inscriptions, inscribe: YuBi.The spiral circle seal: salty.Yang wen kisses: feng.Size: 17 cm long and 17 cm wide, 14 cm thick.