A collection of Joseon’s 22nd King Jeongjo’s poems, royal message, order and other writings. After Jeongjo died, some of his late year writings were added, and the collection was published in 1814 (Year 14 of Sunjo). Apart from his writings, ‘Gyeongsagangui’ which writes his discussion with his vassals, ‘Simlirok’, a judicial precedents, ‘Ildeukrok’, a quotation of Jeongjo and ‘Gunseopyogi’, an explanatory book of Jeongjo’s writings, are all included.