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.
In 1964 the head office of Indian Overseas Bank was inaugurated at Mount Road. The Indian Overseas Bank has been the first public sector bank to introduce mobile banking services using Wireless Application Protocol(WAP). On 29 August 2003, the Indian Overseas Bank has opened an extension counter at Bambalapitiya, Ceylon. In 2005, the IOB began a representative office in Guangzhou; China followed which the bank opened another representative office in Kuala Lumpur and Dubai, UAE. In 2007 The bank took over Bharat Overseas Bank. After three years, Malaysia granted a commercial banking license to a local bank jointly owned by Bank Of Baroda, Indian Overseas Bank, and the Andhra Bank. The new bank named, India International Bank (IIB Malaysia), began its operations in 2012 in Kuala Lumpur and had a large population of Indians. The Andhra Bank has a 25% stake in its joint-venture, BOB owns 40%, and remaining 35% is with IOB. On 31 August 2013, the Indian Overseas Bank has incorporated an offshore banking unit in Colombo, Sri Lanka. The bank also converted its existing Extension Counter at Ceylon into a full-fledged branch. In 2014-15, the IOB bank has crossed the target of 3000 ATMs as on 2014.IOB also launched m passbook app as a new mobile banking initiative.