He was buried in Linxia City , which became the center of the Qadiriyya in China. [1] By the seventeenth century, the Qadiriyya had reached Ottoman -occupied areas of Europe. There were also many Qadiri sheikhs in Kerala , including Moula al-Bokhari (Kannur), Syed Abd al-Rahman Aidrusi (Ponnani), Syed Qutb Alavi