It should be Liu Yong of the Qing Dynasty, whose only work is "Shi'an Poetry Collection".
Liu Yong (1719 - 1804), also known as Chongru and Shi'an, was a politician and calligrapher in the Qing Dynasty. His father Liu Tongxun was an important minister during the Qianlong period of the Qing Dynasty. He was a Jinshi in the 16th year of Qianlong's reign (1751), and successively served as a scholar of the Hanlin Academy, the prefect of Taiyuan Prefecture, the prefect of Jiangning Prefecture, the cabinet bachelor, and the Tiren Pavilion bachelor. He was famous for his law-abiding and integrity. Liu Yong had profound attainments in calligraphy and was a famous master of calligraphy in the Qing Dynasty. He was known as the "Prime Minister of Heavy Ink" by the world. He died of illness in December of the ninth year of Jiaqing (January 1805), and his posthumous title was Wenqing.