Tags Germany-owned Metro Cash Tumbling interest rates raise concern Monday, Sep 08, 2014 In June 2013 Hoang Thi Kim Hoa deposited VND150 million (US$7,000) in a bank near her house in HCM City. With the interest rate being 6.8 per cent, she got more than VND800,000 each month. But since then the rate has been falling...