Explanation:

Nizams of Hyderabad wandered along the Persian Gulf and brought home Pearls for the wives. Ever since the demand for pearls was on the rise and pearl traders settled in Hyderabad. Chandampet, a village in Hyderabad, is dedicated to pearl drilling and polishing! Apart from being the city of Pearls, a tech township in Hyderabad known as Cyberabad lead to its other name Hyderabad Information Technology Engineering Consultancy City or HITEC.