The Zhitong Finance App learned that optical communication concept stocks had the highest decline. As of press release, Zhongji Xuchuang (03308) fell 5.51% to HK$738; Changfei Optical Fiber Cable (06869) fell 5.26% to HK$118.9; Cambridge Technology (06166) fell 4.33% to HK$78.45; and Huiju Technology (01729) fell 4.10% to HK$12.62.

According to the news, Meta released its third-quarter earnings report, raising its capital expenditure forecast for the full year 2026 to US$135 billion to US$145 billion, raising the lower limit of the range from US$130 billion to US$5 billion. Tesla's earnings report shows that capital expenditure for the third quarter was 4.73 billion US dollars, more than double the same period last year, but decreased by about 1 billion US dollars from the second quarter. Tesla also lowered its capital expenditure target for the full year 2026, from over US$25 billion to about US$20 billion, a drop of about 20%.

Fangzheng Securities previously released a research report stating that the continued expansion of cloud companies' capital investment is an important support for the current round of the AI hardware market, but the increase in the scale of investment is not always in sync with the rise in stock prices. Whether the market expectation that the cloud factory capital expenditure growth rate is peaking in this round is true may have great guiding significance for the sustainability of the AI hardware stock market in the future.

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