China's yuan traded in a narrow range on Wednesday after briefly strengthening to its highest level in more than four years, supported by robust export growth, resilient economic activity and a broadly weaker US dollar.The onshore yuan touched 6.6765 per dollar in morning trade, its strongest level since June 28, 2022, before easing slightly to 6.6791 as of 0250 GMT.The US dollar remained subdued after falling to a three-week low in the previous session, with lower US Treasury yields and weaker oil prices reducing the currency's appeal.Read more: Global Market Today: Asian shares, US futures rise on AI-trade revivalChina's economic growth in the third quarter exceeded expectations, as strong exports offset cautious consumer spending, highlighting the resilience of the world's second-largest economy despite persistent domestic demand concerns.Domestic economic resilience, capital inflows and rising corporate demand to convert foreign exchange earnings into yuan have reinforced the Chinese currency's appreciation trend, analysts at Caitong Securities said in a note.Read more: Bessent sees no spillover from France bond market’s turmoilHowever, the pace of appreciation could moderate as geopolitical uncertainties may support the dollar and marginally dampen capital inflows, the analysts added.Goldman Sachs estimated that China attracted net foreign exchange inflows of $50 billion in September.