China's Trade Surplus Shrinks Sharply in March Amid AI Import Surge and Export Slowdown

China's trade balance dropped significantly in March, falling well below market expectations as a surge in imports collided with weaker-than-anticipated export growth. Official customs data revealed a trade surplus of $51.13 billion for the month, a steep decline from February's $213.62 billion surplus and roughly half the $107.50 billion surplus that analysts had forecast.

On the import side, China recorded a remarkable 27.8% year-on-year increase, far exceeding the projected 11.1% rise. The spike was largely driven by soaring domestic demand for artificial intelligence chips, semiconductor components, and data infrastructure, reflecting China's accelerating investment in AI technology. This trend had already been signaled by South Korea's export figures, which climbed 62.4% in March. As one of China's top suppliers of advanced semiconductors and servers, South Korea's performance is widely regarded as a reliable indicator of Chinese tech demand.

Despite the wider-than-expected trade gap, the robust import figures suggest that domestic consumption in China is gaining momentum. Economists view this as a positive signal heading into the release of China's first-quarter GDP data later this week, which is expected to show modest improvement compared to the previous quarter.

Export growth, meanwhile, told a different story. Chinese exports expanded just 2.5% year-on-year in March, falling well short of the 8.3% growth that analysts had expected and marking the slowest pace recorded since early 2025. A key factor behind the underperformance was rising global shipping costs triggered by disruptions linked to the ongoing U.S.-Israel conflict with Iran, which rattled international trade routes and dampened overseas demand.

While China's export engine faces near-term headwinds, the strength in imports points to a domestic economy gradually building resilience, which could support broader economic recovery in the months ahead.