The city of Purnia in the Indian state of Bihar also functions as the administrative headquarters of both the Purnia district and the Purnia division. It is located in the Kosi- Seemanchal area of Bihar. Purnia hosts several military bases such as Indian Air Force, Indian Army, three branches of Indias Central Armed Police Forces, the Border Security Force, the Sashastra Seema Bal and the Indo-Tibetan Border Police. The name of the city may have originated from the Sanskrit word Purna?Aranya, which means complete jungle. Purnia has a large forest cover and is located in the Mithila region of the state. The city lies on the alluvial tract of the Gangetic Plain and numerous rivers flow through the area that are mostly the tributaries of River Koshi. The city experience a favorable climate and is often referred to as "Mini Darjeeling." There are around 3 lakh residents in Purnia. Maithili, Angika, Hindi, Urdu, Bengali as well as English are the commonly spoken languages in this area. Purnia has an agricultural economy. The fertile soil supports paddy cultivation. Crops like potatoes, wheat, khesari, chickpeas, lentils, barley, sugarcane, tobacco, chili peppers, maize, makhana, mung beans and jute are also cultivated in the area. There are several poultries and fisheries in Purnia. This rapidly developing city is equipped with all modern amenities and many educational institutions.
TMB, a private sector bank established in 1921 as Nadar bank, later the name changed to Tamilnad Mercantile Bank in November 1962. The head office of the Tamilnad Bank is at Thoothukudi, Tamil Nadu. The primary objective of founding TMB was to serve the Nadar business community, and the idea was proposed at the annual meeting of Nadar Mahajani Sangam at Tuticorin in 1920. AMMS Chinnamani Nadar found the other founding members of the bank and played a significant role in its formation in 1921. Outside Tamil Nadu, the bank opened its first branch in Bangalore in 1976. The bank had only four offices by 1947: Sivakasi, Tuticorin, Madurai, Virudhunagar. On 9 December 1984, the bank opened its first computerized branch in Tuticorin at WGC road. In 1983, the bank started using modern technologies and was the first to adopt computerization for branch level operations. All the 500 branches of the bank are connected using Infosys FINACLE software. For providing payment gateway services to its internet banking customers, TMB has partnered with Pay U India, Bill Desk, CC Avenue, etc. It is the first bank to provide POS machines and mobile banking to its customers. For connecting Head office with regional offices, the bank has adopted video conferencing facility. For ATM operations, TMB is a member of National Financial Switch.