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Real Case Study: How Dual Card Patterns Enable Multi-Brand Flexibility in E-commerce

Design System

Mutilple Brands 

Customized Website/App

Case Context

This case study demonstrates the application of a dual card pattern strategy within our comprehensive multi-brand e-commerce design framework. As businesses increasingly manage multiple brand identities within unified platform ecosystems, the challenge of maintaining both operational efficiency and distinct brand personalities has become critical.

Agenda

1

Assumptions

2

Implementation Strategy

3

Real-World Product

4

Impact and Validation

  1. Context and Assumption

Assumptions

Given the lack of complete data in the early stage, I made a few assumptions about what might work best for the product team, as well as both users and business goals.

Coverage effectively addresses 80% of homepage use cases:

Pattern Recognition & Familiarity

Flexibility Through Variation Per Brand

Development Efficiency

2. Implementation Strategy

Framework Model

This case study applies principles from our 'Building Design Framework for Multiple-brand Products' to validate a critical hypothesis: whether collection card and product card patterns can effectively function as primary homepage elements across different brand implementations.


Through focused, small-scale testing, i examine pattern performance and scalability before broader framework implementation, ensuring our core assumptions are validated in practice.

Building Design Framework for Multiple-brand Products (p2)

[Design System] Foundation

Our master design system establishes core visual standards including typography hierarchy, color tokens, spacing scale, corner radius values, and grid structure. This unified foundation ensures consistency while enabling brand flexibility.

[Ecommerce UI Kit] Card Patterns

With just two card patterns — Collection Card and Product Card — this UI Kit simplifies complex eCommerce layouts while supporting consistent, brand-friendly experiences.

Collection Cards

Product Cards

3. Real-World Product Testing

Project Context

I was responsible for designing and conducting research for a customizable eCommerce product named SOUL, developed for our company. Based on the business requirements, the product supports four distinct brands: fashion, shoes, furniture, and food. It is designed and optimized for sale on the Shopify Market.

3. Real-World Product Testing

Multiple Brands Foundation

Brand Guideline
Seting up brands mode

3. Real-World Product Testing

Sketch and Design

Based on what I learned from “Bridging the Gap: A Problem-Solving Journey in Section-Based Theme Design”, I approached this project by designing with a section-based layout rather than creating a fully designed homepage. . This allowed for greater flexibility, reusability, and customization across different brand types.

problemsolivbg.png

Bridging the Gap:
A Problem-Solving Journey in Section-Based Theme Design (p1)

3. Real-World Product Testing

Testing

Theme Modes (4 Brands)
Responsive (Desktop/Tablet/Mobile)

3. Real-World Product Testing

Outcome

  • Market Success: Successfully launched on Shopify marketplace with significantly higher sales than previous company products

​

  • Pattern Validation: 67% of sections (21/32) across 4 brands built using only collection and product cards, proving strategy effectiveness at commercial scale

4. Impact and Lesson

Impact and Assumption Validation

Successfully handled 95% of homepage sections needs across 4 brands

Reduced new brand setup from 8 weeks to 2 weeks

Generated 15+ unique layout sections using same 2 components

Key Achievement: Validated that a simplified 2-pattern approach can effectively serve diverse brand requirements while maintaining development efficiency and user experience consistency at commercial scale.

Challenge: Need extensive time to test whether these 2 patterns can truly handle all types of e-commerce scenarios and identify potential limitations when applied in real-world conditions

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