Hong Kong AI Concept Stock Daily：Z.AI (02513.HK) "claims" mysterious AI model Ox Alpha, surging over 12% -20260827

NewTimeSpace · 2026/08/27 17:44 · By Xuran Lin

On August 27, 2026, the three major Hong Kong stock indices weakened amid volatility, while AI concept stocks were active on the day, with the large-model and AI chip sectors strengthening. The Hang Seng Index fell 0.34%, the Hang Seng TECH Index fell 0.13%, and the Hang Seng China Enterprises Index fell 0.51%.In the AI chip segment, all names rose, buoyed by NVIDIA's better-than-expected third-quarter guidance. MONTAGE TECHNOLOGY (06809.HK) rose 12.30%, ILUVATAR COREX (09903.HK) rose 10.54%, and GIGADEVICE, HUA HONG GRACE, SMIC, and BIREN TECH followed the gains.

I. Market Overview

On August 27, 2026, the three major Hong Kong stock indices weakened amid volatility, while AI concept stocks were active on the day, with the large-model and AI chip sectors strengthening. The Hang Seng Index fell 0.34%, the Hang Seng TECH Index fell 0.13%, and the Hang Seng China Enterprises Index fell 0.51%. The Hang Seng Index recorded a full-day total turnover of HK$233.5 billion, with southbound funds seeing a net inflow of HK$3.180 billion.

In the large-model segment, the "two front-runners" — Z.AI (02513.HK) rose over 12%, and MINIMAX-W (00100.HK) closed up 3.83%. BIDU-SW, TENCENT, MEITUAN-W, and KUAISHOU-W followed the gains. ALIBABA-W (09988.HK) edged down 0.94%.

In the AI chip segment, all names rose, buoyed by NVIDIA's better-than-expected third-quarter guidance. MONTAGE TECHNOLOGY (06809.HK) rose 12.30%, ILUVATAR COREX (09903.HK) rose 10.54%, and GIGADEVICE, HUA HONG GRACE, SMIC, and BIREN TECH followed the gains.

In the intelligent-driving segment, gainers and losers were mixed. ROBOSENSE (02498.HK) rose 2.28%, with BLACK SESAME and HORIZONROBOT-W following the gains. WERIDE-W (00800.HK) fell 1.53%, and PONY-W followed the decline.

In the embodied-intelligence segment, UBTECH ROBOTICS (09880.HK) rose 1.53%, while XIAOMI/W (01810.HK) fell 3.44%.

II. Market Performance of Representative AI Stocks

Stock Code	Company Name	Closing Price (HKD)	Change(%)	Sector / Concept
02513.HK	Z.AI	1,160.000	12.62	LLM
06809.HK	MONTAGETECH	301.200	12.30	AI Chips
09903.HK	ILUVATAR COREX	404.800	10.54	AI Chips
06082.HK	BIRENTECH	39.260	7.09	AI Chips
03986.HK	GIGADEVICE	516.000	7.05	AI Chips
09888.HK	BIDU-SW	95.750	5.34	LLM
01347.HK	HUA HONG GRACE	122.800	4.51	AI Chips
00100.HK	MINIMAX-W	314.600	3.83	LLM
00981.HK	SMIC	71.300	2.30	AI Chips
02498.HK	ROBOSENSE	19.260	2.28	Autonomous Driving
09880.HK	UBTECH ROBOTICS	82.950	1.53	Embodied AI
00700.HK	TENCENT	447.800	0.54	LLM
02533.HK	BLACK SESAME	10.590	0.47	Autonomous Driving
09660.HK	HORIZONROBOT-W	4.745	0.21	Autonomous Driving
01024.HK	KUAISHOU-W	33.660	0.12	LLM
03690.HK	MEITUAN-W	77.500	-0.70	LLM
02026.HK	PONY-W	56.700	-0.87	Autonomous Driving
09988.HK	BABA-SW	115.500	-0.94	LLM
00800.HK	WERIDE-W	15.450	-1.53	Autonomous Driving
01810.HK	XIAOMI-W	27.480	-3.44	Embodied AI

Data Source: HKEX. For reference only, not investment advice. Data as of market close on August 27, 2026.

III. AI Industry & Corporate Developments

1. Z.AI "claims" mysterious AI model Ox Alpha, open-sources GLM-5.3-Flash

On August 27, Z.AI "claimed" the mysterious AI model Ox Alpha, whose usage has reached more than double that of DeepSeek, significantly heightening market attention on domestically developed large models. Additionally, on the evening of August 26, Z.AI launched and open-sourced GLM-5.3-Flash (320B-A18B), the first natively multimodal model in the GLM-5 series.

2. ROBOSENSE's H1 revenue up 30.2% YoY, nearly half of revenue from robotics business

On August 26, ROBOSENSE released its 2026 interim results announcement. In the first half, ROBOSENSE achieved total revenue of RMB 1.020 billion, up 30.2% YoY; total LiDAR sales volume reached 719,200 units, up 169.6% YoY. Among these, LiDAR sales in the robotics field reached 282,600 units, up 510.4% YoY, and robotics business revenue accounted for nearly half of the company's product revenue and became the main source of product gross profit.

3. Amazon to buy 2 million NVIDIA chips for data center expansion

On August 26, Amazon (AMZN.US) and NVIDIA (NVDA.US) announced on Wednesday local time that Amazon will deploy approximately 2 million of NVIDIA's high-end chips in 2027 and 2028, chips specifically designed for training and running AI models. The latest transaction involves NVIDIA's Blackwell Ultra, Rubin, and Rubin Ultra GPUs. The unit price of these products is expected to be at least tens of thousands of dollars, though large customers can enjoy discounts.

4. Google releases Gemini 3.5 Transcribe speech-to-text model

On August 26, Google released its latest speech-to-text model, Gemini 3.5 Transcribe. The model not only emphasizes higher recognition accuracy but extends its capability boundary from verbatim transcription to understanding the speaker's intent and automatically organizing output results, marking a step forward for speech recognition technology toward deeper language understanding. Unlike traditional speech recognition tools, Gemini 3.5 Transcribe can recognize the speaker's self-corrections, automatically remove filler words, and directly convert unstructured spoken language into formatted text.

5. MiniMax's July token consumption surges to 20x start-of-year level; August ARR tops USD 800 million

On the evening of August 26, MiniMax disclosed at its 2026 interim results briefing that its August annual recurring revenue (ARR) has exceeded USD 800 million, with Q2 revenue up 81.8% QoQ from Q1, July token consumption having reached 20x that of January, and B-end (enterprise) business contributing over 80% of total ARR. MiniMax stated that, in terms of computing power, it is one of the two independent large-model companies in China that earliest established a scaled, long-term stable infrastructure system. Its infrastructure can independently support the largest training tasks, and its ETTR (Effective Training Time Ratio) has reached 97%.

IV. Profiles of Representative AI Concept Stocks

Company Name	Stock Code	Industry Position	Main Product Lines & Business Overview
MINIMAX-W	00100.HK	A top-tier player dedicated to omni-modal Artificial General Intelligence (AGI)	The company continuously iterates its video generation model matrix and has partnered with mainstream domestic and overseas chip manufacturers and inference platforms to complete underlying adaptations. The total monthly active users (MAU) of its B2C and B2B LLM applications, along with multimodal API call volumes, maintain rapid growth, further broadening its computing power ecological layout.
UBTECH ROBOTICS	09880.HK	The purest humanoid robot stock in Hong Kong	The company focuses on humanoid robot R&D, full‑stack motion control algorithms, and commercial deployment across industrial and logistics scenarios. Its flagship Walker S series has been integrated into assembly lines of leading new energy vehicle manufacturers for parts handling, precision assembly, and intelligent quality inspection, pioneering the transition from lab prototypes to industrial automation at scale.
ILUVATAR COREX	09903.HK	Domestic general-purpose GPU pioneer & builder of full-scenario AI compute bases	Established in 2015, it is among the earliest domestic vendors to achieve mass production of general-purpose GPUs. Product lines cover training, inference, and edge computing across the Tiangai, Zhikai, and Tongyang series. In July 2026, it launched its next-gen flagship Tiangai 300 at WAIC, matching the Nvidia Hopper architecture. As of late 2025, it served 340+ clients across 30+ industries, generating core GPGPU revenue of ~RMB 923 million (+149.6% YoY).
HORIZONROBOT-W	09660.HK	China's leading intelligent driving computing solution provider and full‑stack vehicle intelligence enabler	Founded in 2015, it offers ADAS and high‑level autonomous driving solutions. Core products include the Journey-series in-car AI chips (cumulative shipments exceeding 10 million units), the HSD full‑scenario urban driving solution, and the "Starry 6P" cockpit‑driving integrated vehicle intelligence chip. In 2025, it held a 47.7% market share in domestic ADAS for independent brands, with full‑year revenue of RMB 3.758 billion, up 57.7% YoY.
Z.AI	02513.HK	A leading player in China's independent LLM sector	Knowledge Atlas Technology Joint Stock Company Limited (02513.HK; commercially known as Zhipu AI) is a leading player in China's independent large language model (LLM) sector (recognized for its capabilities and market position by Frost & Sullivan). The company has released its next-generation flagship model, GLM-5.2, achieving open-source State-of-the-Art (SOTA) performance in coding and agentic capabilities. It has also open-sourced the multimodal image generation model GLM-Image in collaboration with Huawei. Focusing on novel model architecture design, generalized reinforcement learning paradigms, and autonomous model evolution, its business layout closely aligns with the trend of enterprise-level AI productivity transformation.

NewTimeSpace Disclaimer: All content herein is the original work of NewTimeSpace. Any reproduction, reprinting, or use of this content in any other manner must clearly indicate the source as "NewTimeSpace". NewTimeSpace and its authorized third-party information providers strive to ensure the accuracy and reliability of the data, but do not guarantee the absolute correctness thereof. This content is for reference only and does not constitute any investment advice. All transaction risks shall be borne by the user.

Tags：

NewTimeSpace MONTAGE TECH ILUVATAR COREX