Postal Savings Bank of China's (HKG:1658, SHA:601658) net profit attributable to shareholders for the first quarter slid 2.6% to 25.2 billion yuan from 25.9 billion yuan a year earlier, according to a Hong Kong Stock Exchange filing on Tuesday.

Earnings per share fell 4% year on year to 0.24 yuan from 0.25 yuan.

The Chinese lender's first-quarter operating income edged down by 0.1% year on year to 89.4 billion yuan, the filing said.

Both the Hong Kong and Shanghai shares of PSBC dropped less than 4% in recent trade.