Wikipedia
Tongi
Tongi is a township in Gazipur, Bangladesh, with a population of 350,000. It hosts the Biswa Ijtema and features a BSCIC industrial area, which produces BDT 1500 crore of industrial products annually, and marks the northern border of Dhaka since 1786. Tongi Shahid Memorial School compound is mass burial site of the genocide in Liberation War of Bangladesh.