Asset backed securitization (ABS) professionals at nine foreign investment banks were busy last week putting the final touches to proposals due on Friday for Samsung Life's second international mortgage-backed securitization. Korea's biggest insurance company sent out RFPs last month to a list of institutions that FinanceAsia understands includes BNP Paribas, Citibank, Deutsche Bank, HSBC, ING, Lehman Brothers, Merrill Lynch, Morgan Stanley and Nomura.