Bank of Communications said Thursday that its first-half profits rose 17.78 percent year-on-year thanks to increases in net interest incomes and commission fees.
Industrial and Commercial Bank of China secured its position as the most profitable bank globally by earning $107m a day in the first half of the year.
China CITIC Bank said Thursday its net profits rose 29 percent year-on-year to reach 19.4 billion yuan ($3.1 billion) in the first half.
China Minsheng Banking Corp Ltd announced Thursday that its net profit surged 36.9 percent to 19 billion yuan ($3 billion) in the first half of this year.
Bank of China announced that its net profits rose 6.8 percent year-on-year to 75 billion yuan ($11.9 billion) in the first half of this year.
China's big banks are set to report possibly their profits in coming weeks as signals point to more modest earnings growth in the future.
Chinese banks' borrowing costs dropped as the central bank conducted reverse-repurchase operations to meet a month-end increase in demand for cash.
Global banks posted record profits from their Chinese operations last year, with many foreign lenders expecting annual growth of about 20 percent up till 2015.
The central bank cut interest rates for a second time in a month, fueling concerns that the slowdown is worse than predicted.
Chinese banks are facing a smaller net interest margin as they compete for deposits after the national benchmark of deposit rates was tuned.
China has made a breakthrough in liberalizing its interest rates, and there will be further expansion of allowed range around the benchmark rates.
A narrowed deposit-loan rate spread may cut listed banks' profits by 4 percent this year and 9 percent next year, CICC said in a research note.
The banking business model, which has seen high earnings growth driven by interest income over several years, is unsustainable, said Ernst & Young.
Chinese lenders may see a drop of 50 percent in profit growth this year as earnings from net interest margin shrink and fee income growth slows.
Bank of China said Thursday it reaped 38.45 billion yuan ($6.11) in after-tax profit in the first quarter of 2012.
China Development Bank (CDB) said Wednesday its net profit rose 22.84 percent year-on-year in 2011 to reach 45.61 billion yuan.
A consensus has been reached among Beijing's top leadership to reduce, if not break, the State sector's banking monopoly, Premier Wen Jiabao said.
China Citic Bank Co Ltd. said on Friday that its net profit in 2011 surged 43.28 percent year-on-year to reach 30.82 billion yuan ($4.9 billion) due to higher net income margins and fee income.
China's five biggest banks have reported record net profits for 2011 due to higher net income margins and fee incomes.
Industrial and Commercial Bank of China (ICBC), the nation's largest lender by market value, said Thursday its net profit in 2011 rose 25.6 percent year-on-year to reach 208.4 billion yuan ($33.1 billion), consolidating its position as the country's most profitable bank.