Industrial and Commercial Bank of China (ICBC), the world's largest bank by market value, said Monday its first-quarter net profit rose 6.03 percent from a year earlier.

The lender's net profit in the first three months was 35.3 billion yuan ($5.19 billion).

The bank said its first-quarter report that its income from commission charges play an important role in sustaining the growth in overall profits.

The bank's income from commission charges increased 9.66 percent in the first quarter, it said.