Mumbai, March 13 -- The National Stock Exchange of India Ltd (NSE) has concluded the selection of merchant bankers, law firms, and other intermediaries for its proposed initial public offering (IPO). India's largest exchange appointed 20 merchant bankers to manage the mega share sale, including the Indian units of Morgan Stanley, Citigroup, JP Morgan and HSBC Securities. Domestic firms selected include Kotak Mahindra Capital Co., JM Financial Ltd, Axis Capital Ltd, IIFL Capital Services Ltd, Motilal Oswal Investment Advisors Ltd, ICICI Securities Ltd, SBI Capital Markets Ltd, Nuvama Wealth Management Ltd, HDFC Bank, Avendus Capital Pvt. Ltd, IDBI Capital Markets & Securities Ltd, 360 ONE WAM Ltd, Anand Rathi Advisors Ltd, DAM Capital Adviso...