BEIJING -- China Construction Bank, one of the country's four largest State-owned banks, on Sunday declared net profits up 11.56 percent year on year to 176.48 billion yuan ($28.77 billion) in the first three quarters of 2013.

The bank's total assets stood at 14.99 trillion yuan, climbing 7.32 percent from the end of last year, according to the report released by the CCB.

By the end of September, the bank's net interest income rose 9.76 percent to 286.51 billion yuan, with the margin of 2.71 percent, 0.03 percentage points lower than from a year ago.

The CCB's commission in Jan-Sept hit 80.09 billion yuan, up 14.54 percent year on year, owing to the strong performances in the businesses of e-bank, credit card and consignment sales of bonds.

The non-performing loan (NPL) balance totaled 82.09 billion yuan by the end of last month, with the NPL ratio of 0.98 percent, 0.01 percentage points lower than that of June this year.