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AI · Games · Mini programs

Where ideas gain gravity.

WEIN Technology is a Hong Kong product studio for AI software, games and mini programs — hands-on from the first sketch to launch and beyond.

HKT

Who we are

Our name, 微引, means “a tiny pull”: sparks drawn into working products. We run our own, too — an AI gateway, open-source tools and an original game.

We prove our design and engineering on our own products first, then bring the same standard to every client project.

About WEIN

What we do

One team, three crafts.

AI software, games and mini programs, handled by one senior team — one design language and one engineering standard, from the first idea to life after launch.

01

AI Software

From demo to daily work.

LLM apps, AI agents and private knowledge bases, built into the systems your team already uses — with your data under your control.

Core capabilities

  • LLM apps & copilots
  • AI agents & automation
  • Knowledge bases & RAG
02

Game Development

Fun, engineered.

From browser and WeChat mini games to cross-platform 3D titles — design, art, code, servers and LiveOps, from the team that made our original game GREYFALL.

Core capabilities

  • Mobile & casual games
  • WeChat & Douyin mini games
  • Cross-platform 3D
03

Mini Programs

Build once, launch everywhere.

WeChat, Alipay and Douyin mini programs plus H5 — shops, bookings, memberships and payments that meet customers inside the apps they already use.

Core capabilities

  • WeChat mini programs
  • Multi-platform & H5
  • E-commerce & loyalty

Technologies we work with

The stack we build with

From models and game engines to mini programs

LLM AppsUnityWeChatAI AgentsUnreal EngineAlipayRAGCocos CreatorDouyinLangGraphGodotTaroMCPSpineuni-app
PyTorchShadersH5vLLMWebGLReactMilvusThree.jsNode.jsComputer VisionMultiplayerGoFine-tuningLiveOpsKubernetes
At a glance

WEIN, in numbers.

No inflated figures — just facts you can check for yourself.

Verify on GitHub(opens in a new window)
Products & projects built in-house
5
Open-source projects
3
GitHub stars across our open source
130+
Working languages: Cantonese, Mandarin, English
3
How we work

Every step, out in the open.

Clear milestones, regular demos on real devices and a budget you can always see — from the first workshop to life after launch.

See the full process
  1. 01· 1–2 weeks

    Discover

    Workshops with your team — and your users, where possible — to map goals, constraints and risks. We leave with a shared definition of what a successful first release looks like.

  2. 02· 1–4 weeks

    Design & prototype

    User flows, a visual system and a clickable prototype, tested with real users before production code begins. For AI and games, we prototype the model behaviour or the core loop first.

  3. 03· 2–12 weeks

    Build in sprints

    Two-week sprints, each ending in a demo on real devices, plus a short written update every week. You steer priorities as you learn and always know where the budget stands.

  4. 04· 1–3 weeks

    Test & launch

    Automated and manual QA across devices, load and security checks, then a staged rollout. We handle App Store, Google Play and WeChat reviews and stay on call through launch week.

  5. 05· Ongoing

    Operate & grow

    We watch the numbers with you, fix what users trip over and ship improvements on a steady cadence — or hand everything to your team with full documentation and training.

Why WEIN

Builders, not just vendors.

We run products of our own, so we treat yours the way an owner would.

01

We run our own products

An AI gateway in production, an original browser game and open-source tools. We handle real users, uptime and bug reports ourselves — and hold your product to the same standard.

02

One senior team, three disciplines

AI, games and mini programs share the same engineers and designers, so experience — and code — travels between projects.

AIGamesMini Programs
03

You own the source code

Code, design files, accounts and documentation are handed over in full. No lock-in: keep building with us, or take it in-house.

04

Design and engineering under one roof

Designers and engineers work in the same sprint, so the details you approve in the prototype are the details that ship.

05

Open source, open to scrutiny

Our tools are public on GitHub — read the code, open an issue, fork it. It's the most direct way to judge our work.

Visit our GitHub(opens in a new window)
  • Hong Kong
  • Mainland China
  • Overseas
06

Three languages, one team

Based in Hong Kong, we work in Cantonese, Mandarin and English — just as at home with teams in mainland China or overseas.

Start a project

Let's build the next one together.

Tell us what you have in mind. We'll reply within one business day.