 Paper crafts were also developed in the Three Kingdoms period, such as kites and other household items, and continued to flourish as hanji production increased.Silla Kingdom, one of the Three Kingdoms, settled the paper industry deeply into Korean culture, and called it Gyerimji, instead of Hanji (“Hanji’s History”).Hanji's golden age peaked in the Goryeo period (918–1392), which saw the rise in quality and use of hanji in conjunction with printmaking.