Hong Kong's three major indices closed in the red on August 27. The Hang Seng Index edged down 0.34% or 87.23 points to 25,565.74, with total turnover reaching approximately HK$233.5 billion. The Hang Seng China Enterprises Index fell 0.51% to 8,490.31, while the Hang Seng Tech Index slipped 0.13% to 4,620.29.

On the sector front, innovative drug stocks led the gains, with Hansoh Pharmaceutical soaring 16% after earnings; semiconductor and AI-related names rallied broadly on Nvidia's stellar results, as Montage Technology surged over 12% and Zhipu climbed nearly 13%. On the flip side, new consumer plays weakened, with Mixue Group plunging more than 8% post-results; autonomous driving stocks retreated, led by a 7.5% drop in CI Holdings. Big tech diverged — Baidu rallied over 5% while Xiaomi shed more than 3%.

Innovative Drugs Lead; Hansoh Pharma Surges 16%

At the close, Hansoh Pharmaceutical (03692.HK) skyrocketed 16% to HK$36.82 on turnover exceeding HK$1.2 billion. WuXi Biologics (02269.HK) dipped 0.5% to HK$50.50, while JD Health (06618.HK) fell 1.5% to HK$36.74.

Morgan Stanley raised its target price on Hansoh to HK$48 and maintained an Overweight rating following the company's interim results, citing robust innovative drug sales, declining expense ratios, and solid investment gains — though partially offset by rising R&D expenditure. The broker views Hansoh as a high-quality biopharma with attractive valuation, bullish on its therapeutic area positioning and internationalization strategy.

Semiconductor & AI Plays Rally; Montage Tech Jumps Over 12%

At the close, Montage Technology (06809.HK) surged 12.3% to HK$301.20; Hua Hong Semiconductor (01347.HK) rose 4.5% to HK$122.80; SMIC (00981.HK) added 2.3% to HK$71.30. Among AI concept stocks, Zhipu (02513.HK) soared 12.6% to HK$1,160 with turnover exceeding HK$7.6 billion.

Nvidia reported Q2 revenue of US$96.22 billion, up 106% year-on-year and beating market expectations, while issuing strong Q3 growth guidance — lifting global AI and semiconductor sentiment. Meanwhile, A-share semiconductor stocks also performed strongly, with Montage Technology's A-shares hitting the daily limit. China's integrated circuit industry profits surged 18.5 times in the first seven months, further fueling the Hong Kong chip stock rally.

Mixue Group Slumps Over 8% Post-Earnings as Revenue Nearly Flatlines

At the close, Mixue Group (02097.HK) tumbled 8.4% to HK$227.80, having plunged over 12% intraday to a low of HK$217.60, with turnover surpassing HK$410 million. China Feihe (06186.HK) sank nearly 10% to HK$2.94.

Mixue posted H1 revenue of RMB15.22 billion, up just 2.3% year-on-year and far below market expectations. Net profit fell 14.7% YoY, marking the company's first half-year profit decline since listing. Selling expenses rose 23% and administrative expenses surged 39.4%, driving significant expense ratio expansion against near-zero revenue growth. Despite a proposed special dividend of RMB2.65 per share, the market flagged concerns over declining per-store revenue and rising costs.

Autonomous Driving Stocks Slide; CI Holdings Drops Over 7%

At the close, CI Holdings (03881.HK) fell 7.5% to HK$18.10, while Horizon Robotics (09660.HK) inched up 0.2% to HK$4.75.

China is advancing legislation to assign liability for autonomous driving violations, with a draft law clarifying for the first time automakers' legal responsibility when autonomous driving features are engaged — signaling the sector's entry into national-level regulation. The market is watching whether tighter oversight may impact the commercialization trajectory of autonomous driving firms.

Big Tech Diverges: Baidu Up Over 5%, Xiaomi Down Over 3%

At the close, Baidu (09888.HK) rallied 5.3% to HK$95.75 on turnover exceeding HK$3 billion; Tencent (00700.HK) added 0.5% to HK$447.80; Kuaishou (01024.HK) edged up 0.1% to HK$33.66. On the downside, Xiaomi (01810.HK) dropped 3.4% to HK$27.48; XPeng (09868.HK) fell 3.3% to HK$45.12; Alibaba (09988.HK) declined 0.9% to HK$115.50; Meituan (03690.HK) slipped 0.7% to HK$77.50.

Consumer Electronics Edge Higher; Sunny Optical & AAC Rise Over 2%

At the close, Sunny Optical (02382.HK) gained 2.4% to HK$64.10; AAC Technologies (02018.HK) rose 2.5% to HK$41.16; Lenovo Group (00992.HK) added 0.5% to HK$30.72.

Top 10 by Turnover

Tracker Fund (02800) HK$26.10, -0.2%, turnover HK$19.6 bn
Alibaba-W (09988) HK$115.50, -0.9%, turnover HK$9.7 bn
Zhipu (02513) HK$1,160.00, +12.6%, turnover HK$7.7 bn
Tencent (00700) HK$447.80, +0.5%, turnover HK$5.2 bn
Xiaomi-W (01810) HK$27.48, -3.4%, turnover HK$4.0 bn
Hua Hong Semiconductor (01347) HK$122.80, +4.5%, turnover HK$3.3 bn
SMIC (00981) HK$71.30, +2.3%, turnover HK$3.3 bn
Baidu-SW (09888) HK$95.75, +5.3%, turnover HK$3.0 bn
Lenovo Group (00992) HK$30.72, +0.5%, turnover HK$2.6 bn
WuXi Biologics (02269) HK$50.50, -0.5%, turnover HK$2.5 bn