The city of Tirunelveli, a major city in the South Indian state of Tamil Nadu, is also known by the name Nellai. it was known as Tinnevelly during the British era. It is an ancient city which is about 2000 years old and it is a town of ancient tradition and culture. River Thamirabarani flows through this city. It is an educational hub with many schools and colleges such as Anna University Regional Campus, Tirunelveli Medical College, Tirunelveli Law College, the Tirunelveli Veterinary College and Research Institution, etc. Tirunelveli has around a million residents employed in the service-sectors pertaining to administration, agro-machinery, agricultural trading, tourism, banking, information technology and educational services. The city has beedi and cement factories, workshops for steel-based products, tobacco companies, mills for cotton textiles, spinning and weaving units, etc. There are several small-scale industries like tanneries and brick kilns. Agriculture, as well as the handloom industry, also contribute to the economic growth of the city. The city is very well-connected to the rest of the state and the country via road and railways. There are a number of historical monuments at Tirunelveli - the Swami Nellaiappar Temple being the most famous one.
IOB based in Chennai, is a public sector bank with almost 3400 domestic branches, including 1150 branches in Tamil Nadu, and eight offices in overseas as of 31 October 2017. An ISO certified in-house Information Technology department, which had developed the software used by IOB to provide online banking to customers earlier. The IOB had a network of around 3300 ATMs across India, as of 2016. The branches of IOB are in Singapore, Bangkok, Colombo, Seoul. The representative offices of IOB are in Guangzhou, Dubai, and Vietnam. In 1937, the Indian Overseas Bank (IOB) was established by Thiru.M. Ct. M. Chidambaram Chettyar for encouraging foreign exchange operations and overseas banking. IOB opened a representative office each in Guangzhou, China, and Kualalampur. IOB opened other Representative offices in Dubai and the United Arab Emirates in the year 2009. In 2015, IOB launched m Passbook applications and new mobile banking services. The Apollo Munich Health Insurance has tied up with IOB to serve specialized health and personal accident products to its customers.