Roti John Ketagih Pintu Geng (HQ) mula beroperasi pada penghujung tahun 2019 oleh Muhamad Azhar Zainudin bersama dua rakannya Mohd Hafiz Hamid dan Mohd Shahrieman Abdul Hamid.
Roti John Ketagih Pintu Geng (HQ) started operating at the end of 2019 by Muhamad Azhar Zainudin with his two friends Mohd Hafiz Hamid and Mohd Shahrieman Abdul Hamid.
