原YUANDIAN DEV
Case Studies

How projects go from idea to launch

Rather than posting screenshots, each case answers three questions: what was the problem, why this design, and what was delivered. Titles follow the "service keyword + project" pattern so you can find what matches your need.

Note: these are sample projects demonstrating the delivery structure. Real references and live demos are available during formal discussions.

All Cases

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Corporate Website & Product Center for a Manufacturer cover
Corporate Website2025 · 4 weeks

Corporate Website & Product Center for a Manufacturer

Turned a decade-old static site into one that ranks for product model numbers and receives inquiries.

  • · 60+ product pages individually indexed
  • · Mobile load time reduced from 6.2s to 1.4s
Next.jsTypeScriptTailwind CSS
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Marketing Landing Page & SEO Overhaul cover
Corporate Website2025 · 2 weeks

Marketing Landing Page & SEO Overhaul

No full rebuild — just the pages that affect conversion, turning "visitors" into "people who leave their contact".

  • · First-screen load time cut by ~60%
  • · Form submission rate improved
Next.jsVercel AnalyticsCloudflare
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Retail Chain E-commerce Mini Program cover
WeChat Mini Program2024 · 7 weeks

Retail Chain E-commerce Mini Program

One inventory and membership system across online and 12 physical stores; staff verify orders with a scan.

  • · Overselling complaints eliminated
  • · Staff verification went from manual logs to a scan
Native WeChat Mini ProgramNode.jsPostgreSQL
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Booking Mini Program & Staff Scheduling Backend cover
WeChat Mini Program2024 · 5 weeks

Booking Mini Program & Staff Scheduling Backend

Moved phone-and-WeChat booking into a mini program; the front desk stopped hand-copying schedules.

  • · Booking conflicts reduced to zero
  • · Front-desk message volume dropped noticeably
TaroTypeScriptNode.js
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Community App (Two-platform MVP) cover
Mobile App2023 · 9 weeks

Community App (Two-platform MVP)

Validate retention first, then decide whether to invest in the full product — instead of burning the whole budget at once.

  • · Both stores live within two months
  • · Iteration cadence stabilized at two weeks
React NativeTypeScriptNode.js
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Warehouse Ticketing & Data Dashboard System cover
Business System2025 · 8 weeks

Warehouse Ticketing & Data Dashboard System

Converged spreadsheets scattered across five laptops into one permissioned, logged workflow.

  • · Month-end reconciliation cut from two days to half a day
  • · One stock truth; version conflicts gone
Next.jsNode.jsPostgreSQL
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