 Ma Laichi spent 32 years spreading his teaching among the Muslim Hui and Salar people in Gansu and Qinghai.The Khuffiya is a Naqshabandi Sufi order.Khuffiya Sufis were sometimes hostile to the Ikhwan and other Sufis like the Jahriyya and the Xidaotang, engaging in deadly brawls and fights against them.