Duke Kang of Qi Duke Kang of Qi Duke Kang of Qi (; died 379 BC) was from 404 to 386 BC the titular ruler of the State of Qi during the early Warring States period of ancient China. His personal name was Lü Dai (呂貸), ancestral name Jiang (姜), and Duke Kang was his posthumous title. He was the final Qi ruler from the House of Jiang. Duke Kang succeeded his father, Duke Xuan of Qi, who died in 405 BC after 51 years of reign as titular ruler of Qi. Since Tian Heng killed Duke Xuan's uncle Duke Jian of Qi in
Marquis of Extended Grace he could no longer carry out his duties. The government abolished his title as Marquis and paid him a stipend instead. In 1933, the government totally terminated all of his duties in carrying out ceremonies at the Ming tombs and totally ended his position. After that, nothing is known about what happened to Zhu Yuxun. The following is a list of title holders: Adoptions occurred between related family members. Marquis of Extended Grace Marquis of Extended Grace was a title held by a descendant of the imperial family of the Ming dynasty (1368–1644) during the subsequent Qing dynasty (1644–1912). Holders