Kollam, formerly known as Desinganadu, is an old seaport and a thriving city in the Indian state of Kerala. It is a port city along the Laccadive Sea coast. Mar Sabor, an East Syriac bishop, had founded the Kollam Port. The city is situated on the banks of the Ashtamudi Lake. In ancient times, Kollam had a strong commercial relationship with the Chinese. Kollam city ranks 5th in the country and 3rd in Kerala in terms of per capita income and economic performance. The port city has an excellent export background. Fishing and dairy farming largely contribute to the citys economy. The government is about to establish a fishing harbor in the vicinity of the city in order to increase the fish production. Fisheries, hatcheries, turkey and poultry farms are also plentiful in the city. The city also has a rich mineral base. The sands on the beaches and the entire area has a good amount of heavy minerals such as Ilmenite, Monosite, Rutile and Zircon, which can be used for industrial purposes. There are limestone deposits and bauxite in and around the city. Kollam is often called the "Cashew Capital of the World", as the city is noted for its traditional cashew business. This city is a microcosm of Kerala and its residents are from various religious, ethnic and linguistic groups.
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. Outside the state of Tamil Nadu, the bank opened its first Indian branch at Bangalore in 1976. On 9 December 1984, the bank opened its first fully computerized branch at WGC Road, Tuticorin. On 11 November 2003, the Bank launched its ATM Card. In e-banking, RTGS/NEFT facilities have been successfully implemented by the TMB bank. The Tamilnad Mercantile Bank had the tie-up with Western Union Money Transfer to facilitate the remittances from abroad to India. For providing payment gateway services to the internet banking customers, TMB bank collaborated with BillDesk (India ideas.com), CCAvenue (Avenues India), SBI ePay, Atom Technologies and PayU India. It was the first old bank to supplying POS machines and introduce mobile banking to Customers. The bank had adopted a video conferencing facility for connecting with the Head Office, various Departments, and Regional offices. For its ATM operations, TMB bank is a member of National Financial Switch. The bank also introduced TMB e-passbook app as a part of its mobile banking operation.