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Meituan Technology Team
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Meituan Technology Team

Over 10,000 engineers powering China’s leading lifestyle services e‑commerce platform. Supporting hundreds of millions of consumers, millions of merchants across 2,000+ industries. This is the public channel for the tech teams behind Meituan, Dianping, Meituan Waimai, Meituan Select, and related services.

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Recent Articles

Latest from Meituan Technology Team

100 recent articles max
Meituan Technology Team
Meituan Technology Team
Sep 1, 2025 · Artificial Intelligence

LongCat-Flash-Chat: 560B MoE Model with 27B Active Params Sets New Benchmarks

LongCat-Flash-Chat, an open‑source 560‑billion‑parameter Mixture‑of‑Experts model that activates only 18.6‑31.3 B parameters per token, delivers state‑of‑the‑art performance on general, agentic, coding, and instruction‑following benchmarks while offering fast inference and efficient deployment options.

AI modelLongCat-Flash-ChatMixture-of-Experts
0 likes · 7 min read
LongCat-Flash-Chat: 560B MoE Model with 27B Active Params Sets New Benchmarks
Meituan Technology Team
Meituan Technology Team
Aug 28, 2025 · Artificial Intelligence

How Meeseeks Redefines LLM Instruction-Following Evaluation

Meeseeks, a new benchmark released by Meituan’s M17 team, systematically evaluates large language models’ instruction‑following ability with a three‑tier framework, multi‑round self‑correction, and extensive real‑world data, revealing performance gaps among models such as OpenAI o‑series, Claude, DeepSeek and Qwen2.5.

AILLM evaluationMeeseeks
0 likes · 13 min read
How Meeseeks Redefines LLM Instruction-Following Evaluation
Meituan Technology Team
Meituan Technology Team
Aug 21, 2025 · Fundamentals

How Meituan’s Trusted Experiment Engine Enables Zero‑Barrier A/B Testing

The article introduces Meituan’s trusted experiment analysis engine, detailing its rich methodological library, system architecture, integration options, and a step‑by‑step offline analysis case that together empower teams to conduct reliable, efficient A/B tests without deep statistical expertise.

Platform Engineeringdata-scienceexperiment analysis
0 likes · 14 min read
How Meituan’s Trusted Experiment Engine Enables Zero‑Barrier A/B Testing
Meituan Technology Team
Meituan Technology Team
Aug 14, 2025 · Artificial Intelligence

How Meituan’s Smart Helmet Redefines Delivery Safety with AI‑Powered Design

Meituan’s first smart‑helmet article details hardware innovations that tackle delivery riders’ safety, comfort, and efficiency, covering stricter safety standards, sensor‑driven alerts, lightweight structures, advanced ventilation, three‑times longer battery life, noise‑cancelling audio, IPX6 waterproofing, and a data‑driven production line.

AI safetydelivery efficiencyhardware design
0 likes · 24 min read
How Meituan’s Smart Helmet Redefines Delivery Safety with AI‑Powered Design
Meituan Technology Team
Meituan Technology Team
Aug 14, 2025 · Artificial Intelligence

How Meituan’s AI‑Powered Smart Helmet Boosts Delivery Rider Safety

This article details Meituan’s smart helmet R&D, explaining how active and passive safety features—such as high‑quality call performance, an AI voice assistant, and collision‑fall monitoring—combine to protect delivery riders, improve efficiency, and set the stage for next‑generation multimodal AI integration.

AI voice assistantactive safetycollision monitoring
0 likes · 15 min read
How Meituan’s AI‑Powered Smart Helmet Boosts Delivery Rider Safety
Meituan Technology Team
Meituan Technology Team
Aug 7, 2025 · Artificial Intelligence

How Meituan’s Joint Marketing Revolutionizes Ad Auctions with Fundraising Auctions

Meituan’s retail advertising introduces a novel ‘fundraising auction’ mechanism for joint marketing, enabling multiple parties to co‑bid on the same ad slot, evolving through rule‑based, model‑based, and holistic stages, and leveraging AI‑driven models like JAMA, JRegNet, and JTransNet to boost ROI and platform revenue.

Ad AuctionMachine Learningjoint marketing
0 likes · 19 min read
How Meituan’s Joint Marketing Revolutionizes Ad Auctions with Fundraising Auctions
Meituan Technology Team
Meituan Technology Team
Jul 31, 2025 · Artificial Intelligence

8 Must-Read ACL 2025 Papers from Meituan: Generative Retrieval, Multimodal LLMs & More

Meituan’s research team showcases eight ACL 2025 papers spanning generative retrieval, multi‑objective preference alignment, rich‑text image understanding, cross‑language transfer, multimodal math reasoning, and more, offering insights and breakthroughs that can inspire and aid fellow researchers.

ACL 2025Code-SwitchingGenerative Retrieval
0 likes · 15 min read
8 Must-Read ACL 2025 Papers from Meituan: Generative Retrieval, Multimodal LLMs & More
Meituan Technology Team
Meituan Technology Team
Jul 17, 2025 · Artificial Intelligence

How OIBench & CoreCodeBench Expose the Real Coding Limits of LLMs

The Meituan‑M17 team and Shanghai Jiao Tong University introduced two new benchmarks, OIBench and CoreCodeBench, to more accurately evaluate large language models' algorithmic and engineering coding abilities, revealing a substantial gap between claimed performance and actual capability across a range of tasks and models.

Artificial IntelligenceLLM evaluationalgorithmic assessment
0 likes · 28 min read
How OIBench & CoreCodeBench Expose the Real Coding Limits of LLMs
Meituan Technology Team
Meituan Technology Team
Jun 19, 2025 · Fundamentals

How to Evaluate Policies Without Experiments: Synthetic Control, Matching, and Causal Impact Explained

Observational research methods—synthetic control, matching, and Causal Impact—offer powerful alternatives to randomized experiments, enabling businesses like Meituan to assess policy effects despite legal and operational constraints, with detailed principles, applications, advantages, limitations, and practical case studies illustrated throughout the guide.

causal inferencematching methodsobservational study
0 likes · 36 min read
How to Evaluate Policies Without Experiments: Synthetic Control, Matching, and Causal Impact Explained