《爨宝子》书刻于东晋大亨四年(405年),书写者不可考。是碑字形奇特,大小不一,颇有意趣。清乾隆四十三年(1778年)出土于云南南宁(今曲靖),出土后一直不为人知,道光十五年(1835年)《云南通志》最早著录此碑。如今,《爨宝子》碑作为为数不多的南朝碑刻之一而进入书法史,并成为经典名作, “Po Ba” book engraved in the Eastern tycoon four years (405 years), the writer can not test. Is a peculiar shape, size, quite interesting. Forty-three years of Qing Emperor Qianlong (1778) unearthed in Nanning, Yunnan (now Qujing), unearthed has never been known, Daoguang fifteen years (1835) “Annals of Yunnan,” the earliest record of the monument. Nowadays, the monument of “Bao Baizi” entered the history of calligraphy as one of the few inscriptions of the Southern Dynasties and became a classic masterpiece.