The city of Arrah, situated in the Indian state of Bihar, is also a municipal corporation and the district headquarter of the Bhojpur district. The city has derived its name from the famous temple of Goddess Aaranya. Arrah lies near the confluence of the Ganges and Sone rivers. The name of the city is often transliterated as Ara. The economy of the city relies on farming and cultivation. The rich and fertile soil facilitates the cultivation of rice and wheat. Apart from these chief crops, other crops such as sugarcane, guava, mango, tomato and potato considerably contribute to the citys agrarian economy. Apart from the agro-based industries, the city also has an LPG Bottling Plant and it provides much space and scope for the development of other industries. The service sector in Arrah is also quite thriving and provides employment opportunity to many residents in construction work, automobile services as well as in the hospitality and commercial sectors. The city is a hub of appeal for Jainism as it has several old temples and hermitages. Other popular places of tourist attraction include the Sun Temple at Dev, Aranya Devi Temple, Veer Kunwar Singh Kila, Shahi Masjid, Karbala the Mosque, Chaturvuj Narayan Mandir, Mahamaya Mandir, Bhavani Mandir, Parswanath Mandir, Mahathin Mai Mandir, etc.
The Kumbakonam Bank Limited, the previous name of City Union Bank, was registered as a limited company on 31 October 1904. In the Thanjavur district of Tamil Nadu, the bank initially preferred the role of a regional bank. The City Union Bank had a network of 600+ computerized branches (using TCS BaNCS software) as of November 2017 and 1,526+ ATMs across the country. The City Union Bank also offers a range of technical services such as self-service kiosks, bulk note acceptors, net banking, mobile banking, and Point of Sales, etc. The banks also provide savings and deposit products to meet the demand of various customers. It also offers many loan products to serve the financial needs of small individual customers to large industries. City Union Bank launched Indias first banking robot named Lakshmi in November 2016. It is the first on-site humanoid robot in India. The robot is capable of managing multiple tasks on sensitive financial information like account details. Dr. N Kamakodi is the MD and CEO of City Union Bank since 2011. The digital banking products and services of City Union Bank includes Passbook printing kiosk, Credit card and traveling card facility, cheque clearing kiosk, etc.