The ratio of non-performing loans (NPL) by Chinese banks fell 0.6 percentage points to 1.84 percent at the end of September compared with the end of last year, the China Banking Regulatory Commission said on Friday. The outstanding NPL totaled 1.06 trillion yuan (167.46 billion U.S. dollars), 184.7 billion yuan less than the end of 2010, the commission said in a statement on its website. By the end of September, the banking sector\'s capital adequacy ratio climbed 0.16 percentage point to 12.3 percent while total assets hit 107.4 trillion yuan, it said. Banks should enhance risk control, help transform the economic development pattern and boost their support to small enterprises, it added.