# Yuanfan Technology (Dongguan) Co., Ltd.
> Lightweight desktop tools organized into clear product lines for real-world tasks.

Last updated: 2026-06-26

## Brand Narrative

- Brand positioning: Yuanfan Technology (Dongguan) Co., Ltd. builds small, focused desktop tools for real-world tasks.
- Product architecture: products are grouped by task, not mixed into one generic toolkit.
- Product lines: Learning tools for practice and review; Work tools for file organization and daily workflows.

## Primary Product Line

- Learning tools: desktop products that turn real learning material into repeatable practice and review.

- [Drakvix Repeater](/listening-master/): AI-powered desktop repeater and focused listening software for language mastery.
- Core features: A-B Repeat Loop, A-B repeat interval, sentence loop, waveform visualization, dictation practice, reference answer review, subtitle support (SRT/VTT/LRC), playback speed control, bookmark system, mistake review, and keyboard shortcuts.
- Distribution: official macOS DMG download and Mac App Store version.
- Payment: current official website license purchase uses WeChat Pay.
- License: email + license key activation through the YF License API.

## Main Pages

- [Home](/): Product-led landing page for Drakvix Repeater.
- [Download](/download/): Drakvix Repeater download page with explicit product naming, short download CTAs, official website DMG path, and Mac App Store path.
- [Pricing](/pricing/): Drakvix Repeater Pro license, current WeChat Pay purchase flow, 3-day free trial, live purchase-page price.
- [Support](/support/): License, billing, bug, and Mac App Store support routing.
- [License](/license/): License activation, check, device list, and device deactivation UI.
- [Drakvix Repeater](/drakvix-repeater/): Mac App Store marketing URL for the App Store build.
- [Drakvix Repeater Support](/drakvix-repeater-support/): App Store support URL. The App Store build does not require an external License Key.
- [Drakvix Repeater Privacy](/drakvix-repeater-privacy/): App Store privacy policy. Training data stays local by default.
- [Drakvix Repeater Third-Party Notices](/drakvix-repeater-third-party-notices/): Third-party notices for bundled frameworks, runtimes, local speech components, Python runtime disclosure, user-owned material notes, support links, and App Store release materials.
- [Blog](/blog/): Product updates and software notes.
- [Privacy](/privacy/): Yuanfan Technology website privacy policy with a standalone contact section and full-width policy body.

## Product Data

```json
[
  {
    "name": "Drakvix Repeater",
    "slug": "listening-master",
    "productLine": "Learning tools",
    "description": "AI-powered desktop software for learning languages efficiently.",
    "downloadUrl": "/downloads/listening-master/Listening-Master.dmg",
    "appStoreUrl": "/drakvix-repeater/",
    "price": "shown on the live purchase page; current website payment uses WeChat Pay"
  },
  {
    "name": "Invoice Master",
    "slug": "invoice-master",
    "productLine": "Work tools",
    "description": "Desktop invoice workflow product.",
    "status": "coming soon"
  }
]
```

## Support Topics

- License & Activation: activation failed, device limit reached, reset license.
- Billing & Payment: WeChat Pay issues, license email not received, refund request.
- Drakvix Repeater Issues: playback problems, A-B loop issues, transcription issues.
- Mac App Store Support: installation issues, purchase issues.

## App Store URLs for Drakvix Repeater

- Support URL: `/drakvix-repeater-support/`
- Privacy Policy URL: `/drakvix-repeater-privacy/`
- Marketing URL: `/drakvix-repeater/`
- Third-Party Notices: `/drakvix-repeater-third-party-notices/`
- App Store version policy: Apple manages purchase and install. Do not present the website WeChat Pay license flow as required for the App Store build.
- Download page policy: keep product names in headings and explanatory copy; keep button labels short, such as "Request download", "Download trial", "Open store version", and "View Pro".

## Facts

- Company/site: Yuanfan Technology (Dongguan) Co., Ltd. / 元帆科技（东莞）有限公司
- Website: https://yuanfanx.com
- Support email: info@yuanfanx.com
- Main product: Drakvix Repeater
- Future product architecture: multi-product catalog with reusable product data and components.