中国台湾6月M2货币供应年率 3.45%，前值3.33%。

Group 1 - The core point of the article highlights that Taiwan's M2 money supply growth rate for June is 3.45%, an increase from the previous value of 3.33% [1] Group 2 - The M2 money supply is a key indicator of the money available in the economy, which can influence inflation and economic growth [1] - The increase in the M2 growth rate may suggest a more accommodative monetary policy stance or increased liquidity in the financial system [1] - Monitoring changes in M2 can provide insights into future economic conditions and potential investment opportunities [1]