According to Zhitong Finance APP, the Hong Kong Hang Seng Index rose by 1.77%, up 442 points, closing at 25,520 points; the Hang Seng Tech Index also rose by 1.77%, with early trading in Hong Kong reaching HKD 235 billion.
Alibaba (09988) surged over 17% after earnings, with cloud business growth and capital expenditure exceeding expectations in the first fiscal quarter.
The Hang Seng Biotechnology Index continued to rise by 4%. Among the index constituents, Ark Health (06086) rose by 11%; MicroPort Medical (00853) rose by 10%; Innovent Biologics rose by 9%.
Bank of China Hong Kong (02388) rose over 6% after earnings, with interim profit attributable to shareholders at HKD 22.12 billion, and net trading income increased year-on-year.
Jihai Resources (02489) rose over 13% after earnings, with net profit in the first half increasing nearly 10% year-on-year; the company is the third-largest gold mining company in Shandong.
AsiaInfo Technologies (01675) rose over 6%, with the company entering a long-term strategic partnership with Alibaba Cloud, expecting full-year profits to outperform last year.
Huajian Medical (01931) rose over 13% again, planning to spend over HKD 3.1 billion to acquire 20.31% of Guofu Quantum, continuing to promote the RWA ecosystem.
Helens (09869) rose over 12%, with net profit margin in the first half increasing to 17.8%, and the total number of stores has increased to 583.
Beihai Kangcheng-B (01228) rose over 15% after earnings, with the company turning a profit in the first half, recently reaching a strategic cooperation with Baiyang Pharmaceutical.
Gacos-B (01167) rose over 20% after earnings, with Golei Lese approved for listing, and the company's interim revenue increased to HKD 45.7 million.
Zhaojuyuan Ophthalmology (02219) fell by 13%, with net profit in the first half decreasing by 16.72% year-on-year to HKD 114 million.
Evergrande Property (06666) fell 4.4% in early trading, with net profit in the first half declining by 5.6%, and management stated that economic benefits from Evergrande Group are not optimistic.
Changfei Optical Fiber and Cable (06869) fell over 4% after earnings, with revenue increasing but profits not rising, and net profit halved year-on-year in the second quarter

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The Hong Kong Hang Seng Index rose 1.77% in the morning session, reporting 25,520 points, with Alibaba soaring 17% as its cloud business growth and capital expenditure exceeded expectations. The Hang Seng Biotechnology Index increased by 4%. Several individual stocks performed strongly, such as Ark Health rising 11% and MicroPort Medical rising 10%. Bank of China Hong Kong and Jihai Resources rose over 6% and 13%, respectively. In contrast, Chaoyujian Ophthalmology and Evergrande Property saw declines of 13% and 4.4%, respectively

- The Hong Kong stock market saw the Hang Seng Index rise by 1.77%, reaching 25,520 points, with a trading volume of HKD 235 billion.  
- Alibaba's shares surged over 17% following strong quarterly results, while other notable gainers included Ark Health and Weigao Medical, with increases of 11% and 10%, respectively.  
- Conversely, Chaoyujuan and Evergrande Property experienced declines of 13% and 4.4%, respectively, due to reduced profits and unfavorable economic outlooks.

Hong Kong Stock Midday Review | Hang Seng Index rose 1.77% in the morning session, Alibaba surged 17%