Computing power hardware and chip stocks rebounded, with optical modules, optical communications, and chip stocks all surging. According to a Wallstreetcn article, Super Micro Computer's earnings on Tuesday far exceeded expectations, causing the "AI trade" to rebound accordingly. "Server giants" Dell and Hewlett Packard Enterprise surged in after-hours trading, while AI cloud computing company CoreWeave also posted significant gains. In Asia-Pacific markets, South Korea's KOSPI index rose more than 3%, with chip giants Samsung Electronics and SK Hynix both climbing 6%. CATL (ASX: 300750) saw its A and H shares fall sharply. Its financial report showed that third-quarter net profit grew 14.54% year-on-year, while single-quarter comprehensive gross margin dropped to 20.69%, declining for two consecutive quarters.

On October 21, A-shares opened broadly higher in the morning session, with the three major stock indices fluctuating upward in early trading. Computing power hardware rebounded, with concept stocks related to optical modules, optical communications, and optical chips all surging. Chip and semiconductor stocks also strengthened, while cultural media also advanced. Sectors including electrical equipment and power grids, oil and natural gas, and coal fell into adjustment. Power battery stocks tumbled, with CATL (ASX: 300750) plunging 9% after its earnings report.

Hong Kong stocks also opened higher, with both the Hang Seng Index and Hang Seng Tech Index strengthening. Most heavyweight tech internet stocks rose, and chip stocks surged, with Montage Technology, Hua Hong Semiconductor, and GigaDevice leading gains. CATL (ASX: 03750) Hong Kong shares also tumbled nearly 9%. In the bond market, treasury futures fell across the board. In commodities, domestic commodity futures were mixed. Core market movements:

A-shares: As of press time, the Shanghai Composite Index fell 0.07%, the Shenzhen Component Index rose 0.38%, and the ChiNext Index rose 0.15%.

Hong Kong stocks: As of press time, the Hang Seng Index rose 0.35%, and the Hang Seng Tech Index rose 0.67%.

Bond market: Treasury futures fell across the board. As of press time, the 30-year main contract dropped 0.31%, the 10-year main contract fell 0.06%, the 5-year main contract declined 0.04%, and the 2-year main contract slipped 0.01%.

Commodities: Domestic commodity futures were mixed. As of press time, asphalt, Shanghai nickel, Shanghai tin, and Shanghai silver rose more than 1%, while coke, Shanghai copper, stainless steel, lithium carbonate, hot-rolled coils, rebar, alumina, eggs, platinum, coking coal, polysilicon, Shanghai aluminum, iron ore, and manganese silicon all advanced. Soybean meal, wood pulp, container shipping index, glass, Shanghai gold, rapeseed, palladium, caustic soda, and rubber declined, with industrial silicon, crude oil, and fuel oil falling more than 1%.

09:49

The optical communications sector continued to expand its gains, with Zhishang Technology hitting the daily limit, Tianfu Communication and Jianqiao Technology rising more than 5%, and Zhongji Innolight and Eoptolink quickly following suit.

09:44

Media stocks became active again, with Publishing and Media, Wentou Holdings, and Yue Media hitting the daily limit, while Zhaoxun Media briefly hit the limit. Zhaoxun Media released "Yueran AI," promoting the AI transformation of outdoor large-screen content services.

09:36

CATL (ASX: 300750) A and H shares both fell around 8%, with negative market feedback following the earnings disclosure.

09:26

CATL (ASX: 300750) A-shares opened 5% lower, with the stock price hitting a new low since July 2025. The company's third-quarter net profit grew 14.54% year-on-year, while single-quarter comprehensive gross margin dropped to 20.69%, declining for two consecutive quarters.

09:25

The Shanghai Composite Index opened 0.14% higher, and the ChiNext Index rose 0.28%. AI hardware-side recovery lifted optical modules and storage sectors. Coal, agriculture, precious metals, and education sectors adjusted.

09:21

The Hang Seng Index opened 1.14% higher, and the Hang Seng Tech Index rose 1.6%. Victory Giant Technology, Jianqiao Technology, GigaDevice, YOFC, Zhongji Innolight, and Lenovo Group strengthened. CATL (ASX: 03750) fell more than 2%.