Surat and Masulipatnam were both famous towns during their respective time periods for their roles as important trading centers and administrative hubs.

1. Surat: Surat was a major port city located on the western coast of India. It was a prominent trading center during the Mughal era and later during the colonial period. The town was known for its textile industry, especially the production of fine silk and cotton fabrics. Surat was also a crucial hub for the export of spices, indigo, and other goods to Europe and other parts of the world. The town's wealth and prosperity attracted traders from various parts of the world, including the Arabs, Dutch, Portuguese, and British.

2. Masulipatnam: Masulipatnam, also known as Machilipatnam, was a significant port town situated on the southeastern coast of India. It flourished as a trading center during the 17th and 18th centuries, under the rule of the Golconda Sultanate and later the British East India Company. The town was renowned for its textile industry, particularly the production of fine cotton fabrics, which were in high demand in international markets. Masulipatnam also served as an administrative center for the British, who established a factory and mint in the town.

Both Surat and Masulipatnam were important centers of trade, attracting merchants and traders from various parts of the world. The towns' prosperity and economic significance contributed to their fame and recognition as important trading hubs. Additionally, their strategic locations and efficient administrative systems made them vital centers for the colonial powers to establish their presence in India.