Sonargaon was an administrative center, port and mint-town in the 14th century the ancient Capital of Bengal (13th to 17th Century) had a long 800 years of history and heritage surrounded by rivers and its fertile lands was the symbol of warm business environment that once weavers could process fine linen and produces world famous Muslin cloths. At that time, the industry and culture of Bengal flourished during the Sultanate period. Many sailing boats every day attended in the adjacent Meghna and west of Sitalakhya river from western and west, east Asian countries with cotton cloth and imported Muslin cloth. There were a lot of fishes and abounds in crops of daily necessaries of life also supplied in the major part of India. Its superfluous agricultural products and pride manufactures are imported by elite classes Merchants from around the world. Hearing the story of wealth of Bengal many people came to illustrate their fortunes and many were famous and many were rich by existing various trades. Sonargaon historic city has many other memories of affluence and its self-independence during Sultanate rules, Bengal Sultan and the glorious story tale of Isha khan who was the chieftain of the Bhati kingdom.