The fixing mechanism matters most right now because its message has shifted over the past month. For nearly a year, the PBOC has set its daily guidance weaker than market expectations, which traders read as an effort to slow the yuan’s appreciation, and in late August that gap reached its widest since February, shortly after the yuan touched a three-and-a-half-year high. Through September, however, the midpoint has strengthened at a faster pace, narrowing its gap with market expectations and suggesting the central bank has eased its resistance to yuan gains. The fixing is still set weaker than models imply, so this looks like a loosening of the brakes rather than their removal. The balance Beijing is weighing is unchanged: a firmer currency supports capital stability and import costs, but too rapid a rise risks eroding export competitiveness while the domestic economy remains soft. The gap between each day’s fixing and consensus estimates remains one of the clearest guides to how far the PBOC is willing to let the yuan run.
— The daily fixing is Beijing’s quietest but clearest tool for telling markets how fast it wants the yuan to move, and after months of saying slow down, it has lately been saying go, gradually.
Summary:
- The PBOC sets the daily USD/CNY reference rate, or midpoint, at around 0115 GMT, one of the most closely watched signals in Asian FX markets.
- China operates a managed floating exchange rate system, allowing the yuan to trade within a band of plus or minus 2% around the daily midpoint during onshore hours.
- The midpoint reflects a mix of inputs, including the prior day’s close, moves in major currencies, broader international FX conditions and domestic factors such as capital flows and growth momentum, with policymakers retaining discretion over the final number.
- If market pressure pushes the yuan toward either edge of the band, the PBOC can intervene through direct buying or selling of yuan, liquidity adjustments, or guidance via state-owned banks.
- A stronger-than-expected fixing typically signals the PBOC is leaning against depreciation, while a weaker fixing can indicate tolerance for a softer currency or discomfort with the pace of gains.
- For nearly a year the fixing has been set weaker than market estimates, with the gap reaching its widest since February in late August.
- In September the PBOC strengthened the fixing for eight straight sessions, the longest run since 2023, and the midpoint reached its strongest level since February 2023.
- The yuan has pushed to its strongest levels since early 2023 onshore and since mid-2022 offshore, with Goldman Sachs expecting Beijing to remain comfortable with sustained but gradual appreciation.
The People’s Bank of China sets the daily USD/CNY reference rate at around 0115 GMT, a fixing that remains one of the most closely watched signals in Asian foreign exchange markets. It has taken on added significance in recent weeks as policymakers have shifted from restraining the yuan’s rise to guiding it higher.
China operates a managed floating exchange rate system, under which the yuan is allowed to trade within a band of plus or minus 2% around the central midpoint set each trading day. That midpoint reflects a mix of inputs, including the previous day’s closing price, movements in major currencies such as the US dollar, broader international FX conditions, and domestic considerations like capital flows, growth momentum and financial stability objectives. The calculation is not purely mechanical, giving policymakers room to use the fixing to guide market expectations.
Once the midpoint is set, onshore USD/CNY trades freely within the allowable range. Should market pressure push the currency toward either edge of that band, the central bank can step in to smooth volatility, whether through direct buying or selling of yuan, adjustments to liquidity conditions, or guidance channelled through state-owned banks. As a result, the daily fixing is often read as a policy signal rather than a purely technical reference point. A stronger-than-expected midpoint typically suggests the PBOC is leaning against depreciation, while a weaker fixing can signal tolerance for a softer currency, or unease with how quickly the yuan is rising.
That second reading has dominated for much of the past year. For nearly a year, the central bank set its daily guidance weaker than market expectations, a pattern traders and analysts interpreted as an attempt to slow the yuan’s appreciation. The gap reached its widest since February in late August, shortly after the yuan touched a three-and-a-half-year high against the dollar.
September has brought a clear change of tone. The midpoint has strengthened at a faster pace this month, narrowing its gap with market expectations and suggesting the PBOC has eased its resistance to yuan gains. The central bank strengthened the fixing for eight consecutive sessions, the longest streak since 2023, and the midpoint has since reached its strongest level since February 2023. The onshore yuan has traded at its strongest since January 2023, while the offshore rate has reached levels last seen in July 2022. Even so, the fixing is still being set well weaker than market estimates, with one recent midpoint more than 500 pips below a Reuters survey forecast, a reminder that Beijing is allowing appreciation on its own terms rather than stepping aside.
The timing has been linked to diplomacy. Goldman Sachs analysts noted that firmer fixings in the run-up to the Trump-Xi summit are in line with recent history, and said policymakers should continue to feel comfortable allowing sustained but gradual appreciation.
The underlying tension is a familiar one. A firmer yuan supports capital stability and eases import costs, but a rapid rise risks undermining export competitiveness at a moment when China’s broader economy continues to show signs of softness. For traders and investors, the gap between each day’s fixing and consensus estimates remains one of the clearest windows into how Beijing is weighing that trade-off, and whether the recent green light for gains stays in place once the summit has passed.
This article was written by Eamonn Sheridan at investinglive.com.