singrauli, in the Indian state of Madhya Pradesh, is popularly known as the Energy capital of India. The area used to be covered in dense forests earlier that was not navigable and inhabited by wild animals. It was earlier known as Shringavali. It was named after a sage known as Shringi. The kings of the Rewa State ruled the area till 1947. They used the area as an open-air prison to detain errant civilians and officers. Singrauli has five tehsils now - Singrauli, Chitrangi, Deosar, Mada and Sarai. Singrauli has a group of rock-cut caves called Mada Caves made in the 7th and 8th century. All major companies operating in this area belongs to the Indian energy industry, which entirely drives the economy of the city. The companies focus on mining of coal and subsequent power generation. NTPC, Coal India Limited, Essar, Hindalco, Reliance and several other established companies have set up their plants at Singrauli. The industrial belt has also resulted in a critical condition of air pollution which is a serious concern.
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.