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.
RBL is a scheduled commercial bank, based in the Mumbai region of Maharashtra, India. It was founded in August 1943. The bank has a gross business size of around Rs. 0.64 million Cr. The RBL bank provides banking services categorized into five sectors: Retail Banking, Commercial Banking, Corporate & Institutional Banking, Agri & Development Banking and Financial Markets. Ratnakar Bank was a bank in Maharashtra with two of its branches in Kolhapur and Sangli in August 1943. In the Kolhapur-Sangli belt, it used to serve to the small and medium business merchants. In August 1959, the Bank was recognized as a "Scheduled Commercial Bank" under the Reserve Bank of India Act, 1934. RBL Bank was also known as NH4 Bank since most of its occupation was limited to the cities in the 1,235-km National Highway 4 that connected four of the ten most dense cities in India. In the 2010s, RBL Bank has allegedly raised Rs 4,000 Cr, from investors. In 2011, the Bank raised Rs. 700 Cr, Rs 376 Cr, in 2014 Rs. 328 Cr. and in 2016 Rs.488 Cr. RBL Bank raised Rs 330 Crores from the UK-based development finance institution, CDC Group Plc (CDC), through Basel III compliant Tier II capital, in September 2016. In July 2017, RBL Bank got the board approval to raise Rs 1680 Cr.