Wikipedia
Yongrong (28 January 1744 – 13 June 1790) was a Manchu prince and calligrapher of the Qing dynasty in China. He was born in the Aisin Gioro clan as the sixth son of the Qianlong Emperor; his mother was Imperial Noble Consort Chunhui. In 1759, he was adopted into the lineage of his granduncle Yunxi (允禧; 1711–1758) as Yunxi's grandson, because Yunxi had no son to inherit his Prince Shen peerage. Yongrong was made a beile in the same year. In 1772, he was promoted to junwang (second-rank prince) as "Prince Zhi of the Second Rank" . In 1789, he was further promoted to qinwang (first-rank prince), as "Prince Zhi of the First Rank" . He died in 1790 and was posthumously honoured as "Prince Zhizhuang of the First Rank" .
Yongrong is best known for his work as a general editor of the Siku Quanshu, and for his calligraphy in the manuscript Twenty-One Hymns to the Rescuer Mother of Buddhas . He was also a poet and painter, with knowledge of astronomy and mathematics.
Yongrong was succeeded by his fifth son, Mianqing, as "Prince Zhi of the Second Rank" from 1790 to 1804. Mianqing was born to Yongrong's secondary consort, who was the daughter of a military officer, Dafu .