Finance1 min read

China’s tech darlings are losing their shine. Here’s what’s behind the sell-off

By · Published by Everything Blog

In short

The market retreat initially began as profit-taking following an artificial intelligence rally sparked by DeepSeek's emergence in early 2025. In addition to AI expenditure doubts, consumer internet platforms face mounting pressure from weakened domestic consumption and soft advertising revenues. Manufacturing leaders are also feeling the pinch, with battery giant CATL seeing third-quarter net profit rise only about 15% despite a roughly 59% jump in revenue due to competition and tax shifts. Although compressed valuations may limit further steep declines, clear catalysts for an imminent rebound remain scarce.

Key points

  • Disappointing conversion of high artificial intelligence spending into bottom-line earnin…: Disappointing conversion of high artificial intelligence spending into bottom-line earnings is driving a widespread retreat among technology investors.
  • Hong Kong-listed consumer internet platforms are facing greater exposure to sluggish dome…: Hong Kong-listed consumer internet platforms are facing greater exposure to sluggish domestic spending than STAR Board semiconductor companies.
  • Multi-year low valuations and light foreign positioning may cushion losses, but an impend…: Multi-year low valuations and light foreign positioning may cushion losses, but an impending recovery remains heavily dependent on global sentiment.

Sources checked by our analysis pipeline: 1

China's technology stocks are losing their luster as investors question whether the country's artificial intelligence boom can deliver profits strong enough to justify lofty valuations.

The STAR 50 Index plunged over 40% from its July peak as concerns mount over returns on AI investments. The index tracks 50 of the largest and most liquid companies on Shanghai's technology-focused STAR Market — home to semiconductor, artificial intelligence and other high-tech firms.

Even battery giant CATL, long considered one of China's technology success stories, has come under pressure, falling 37% since the start of the year.

What's driving the sell-off?

What started as profit-taking after a strong rally has turned into a broader reckoning over whether earnings can support current valuations.

"I think the sell-off primarily started as a valuation correction and some profit taking, but now there is a critical look happening at whether earnings can justify the AI excitement," said Benjamin Cavender of China Market Research Group.

China’s technology rally accelerated after DeepSeek emerged in early 2025, fueling optimism that domestic companies could challenge U.S. counterparts in artificial intelligence.

That…

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