He became Dai in 1756 (1168AH). His period of Dawat was from then until his death.
His associates were:
Mawazeen: Syedi Lookmanji bin Sheikh Dawood, Syedi Khan Bahadur, Sheikh Fazal Abdultaiyyeb, Syedi Hamza
Mukasir: Syedi Abde Musa Kalimuddin
He was succeeded by the 41st Dai, Abduttayyeb Zakiuddin.
References and external links
The Ismaili, their history and doctrine by Farhad Daftary(Chapter -Mustalian Ismailism-p. 300-310)
The Uyun al-akhbar is the most complete text written by an Ismaili/Tayyibi/Dawoodi 19th Dai Sayyedna Idris bin Hasan on the history of the Ismaili community from its origins up to the 12th century CE period of the Fatimid caliphs al-Mustansir (d. 487/1094), the time of Musta‘lian rulers including al-Musta‘li (d. 495/1101) and al-Amir (d. 524/1130), and then the Tayyibi Ismaili community in Yemen.