CNBC's The China Connection newsletter: AI wins come with an old investor risk

The China Securities Regulatory Commission building in Beijing on July 20, 2026.Sopa Images | Lightrocket | Getty ImagesHi, this is Evelyn, writing to you from Beijing. Welcome to the latest edition of The China Connection — a snapshot of what I'm seeing and hearing from local businesses.China's tech advances may rile Washington and worry Wall Street about U.S. tech stocks. But when it comes to Chinese alternatives, foreign investors remain selective. Beijing's recent moves reveal a reason why.The big storyEmerging market risks aside, it's the state of policy communication that gives foreign investors pause.Just take a recently announced probe into Fang Xinghai, former vice chair of China's securities regulator. Stanford-educated Fang, whose term coincided with the sudden suspension of Ant's giant IPO, was particularly well-known among Wall Street investors in China — unlike many other targets of China's anti-corruption investigations.In the days since the probe into Fang was announced without much detail, discourse in China has focused on his support for algorithm-driven quantitative trading — which has frequently drawn public and regulatory ire for market losses, despite national...