The two separate towns of Rajpur and Sonarpur in the South 24 Parganas district of the Indian State of West Bengal has been united to form the municipality of Rajpur Sonarpur. This small and emerging city comes under the Kolkata Metropolitan Development Authority or KMDA region. The area was earlier inhabited by the zamindars, who called the area "Rajar Puri," that translates to "Land of the Kings" in the regional language. The city is well connected to the nearby areas and lies in the vicinity of the metro city Kolkata. Rajpur Sonarpur is mostly a residential area and its residents mostly work in the service sector of the KMDA region. The Tripurasundari Temple in Boral area of Rajpur Sonarpur is a famous spot that attracts tourists as well as devotees. Many famous Bengali movies have been shot in and around this city. Rajpur Sonarpur city has a population of around 4 lakh and Bengali is the most commonly used language in the area.
The IDBI Bank Ltd provides personalized banking and financial solutions to its customers in the retail and corporate sector via the network of branches, ATMs and internet banking. Core IT banking platform drives the operations of IDBI. Under the Parliament Act, IDBI Bank was constituted in 1964 as a wholly-owned subsidiary of the RBI. In 1976, GOI took the ownership of IDBI, and it was regarded as the public financial institution in the finance and development industry. In July 1995, the government holding in the bank shares came down from 100% to 75% due to the public issue of IDBI. In the year 2004, the IDBI was transformed into the bank from DFI. IDBI obtained the status of a limited company under Transfer of Undertaking and Repeal Act, 2003 (Repeal Act). The scheduled bank status was given to IDBI Bank by the Reserve Bank of India under the RBI Act, 1934. Consequently, the IDBI formally entered into the banking business as IDBI Ltd. The United Western Bank Ltd was with IDBI Ltd in 2006, under the provisions of section 45 of Banking Regulation Act, 1949. In the year 2008, the name of the bank was changed from IDBI Ltd to IDBI Bank Ltd, and a fresh certificate of incorporation was issued.