By Benjamin Horney (January 27, 2016, 6:59 PM EST) -- Postal Savings Bank of China Co. has hired five investment banks to help with preparations for its planned $10 billion initial public offering, Dow Jones reported on Wednesday. According to the report, the banks are Bank of America Merrill Lynch, China International Capital Corp., Goldman Sachs Group Inc., JP Morgan Chase & Co. and Morgan Stanley, while UBS Group AG, which is one of Postal Savings Bank's investors, will act as financial adviser for the offering. Reports last week said that the bank was gearing up for an IPO in Hong Kong this year, and the flotation could mark the largest in Hong Kong since AIA Group Ltd.'s $20.5 billion offering in 2010. Rumors that Postal Savings Bank of China was planning to list in Hong Kong have been widespread for over a year. The bank operates almost 40,000 outlets across the globe and boasts more than 470 million retail customers....