Introduction: Why online sales websites determine the success or failure of SME businesses?
Vietnam e-commerce grows 25% annually. According to the Vietnam E-commerce Report 2023 by the Ministry of Industry and Trade, revenue reached 20.5 billion USD. Effective sales websites help SMEs compete with Shopee, Lazada.
This article analyzes 9 website design companies based on 3 criteria: page load speed, conversion rate, maintenance cost. You will learn how to evaluate suitable providers for your business scale.
We base on real data from 5,400 Digital Marketing projects since 2017, combined with reputable industry reports.
Important statistics on e-commerce websites
53% of Vietnamese customers leave the page if load exceeds 3 seconds – Google PageSpeed Insights 2023
Speed directly affects revenue. A 1-second delay reduces conversion by 7%.
- Check current website speed with Google PageSpeed
- Measure bounce rate via Google Analytics
- Determine design budget: 20-100 million VND
- Prioritize mobile-first features and payment integration

Criteria for evaluating e-commerce website design companies
1. Speed and technical performance
E-commerce websites need to load under 2 seconds on mobile. According to Amazon research, each slow second reduces sales by 1.61%.
Good companies use CDN, image optimization, clean code. Check with GTmetrix before signing contract.
- Run speed tests on 3 different devices
- Request Core Web Vitals report
- Check hosting quality (VPS minimum)
- Measure First Contentful Paint (FCP) time
2. Conversion rate and UX/UI
Design focused on conversion rate optimization (CRO). Clear CTA buttons, 1-page checkout increases 35% order completion.
SMEs need A/B testing framework. Ask for portfolio case study with specific data.
| Criteria | Required advantages | Common disadvantages |
|---|---|---|
| UX Design | Mobile-first, heatmap tracking | Template copy, lacking personalization |
| Checkout flow | 1-click payment, guest checkout | Multiple steps, lacking trust badge |
| Product page | 360 view, real-time stock | Low-quality images, copy-paste descriptions |
3. Cost and long-term maintenance
Design price ranges from 25-150 million VND. Includes 12 months hosting, SSL, automatic backup.
Clear contract on updates, security patches. Avoid cheap packages lacking post-sale support.
- Calculate ROI: monthly revenue divided by design cost
- Require SLA 99.9% uptime
- Check annual renewal costs
- Negotiate source code ownership

Top 9 e-commerce website design companies worth considering
1. DPS.MEDIA – SME specialist since 2017
DPS.MEDIA has implemented 5,400+ projects. Case study: Fashion brand XYZ increased 320% orders after 2022 redesign.
Advantages: CRM integration, standard on-page SEO. 24/7 Vietnamese support.
Disadvantages: 45-day handover time. Suitable for businesses needing comprehensive solutions.
2. Sapo Web – Integrated sales management
Sapo serves 250,000 businesses. Website connects to inventory, real-time POS.
Real case: F&B chain increased 180% online orders Q4/2023.
Basic package 499k/month. Limited deep code customization.
3. Haravan – Enterprise grade for retail
Haravan handles 10 million visits/day. ERP integration, multi-channel sales.
Disadvantages: High cost from 2 million/month. Serves revenue over 5 billion/year.
4. KiotViet Web – POS integrated solution
Serves 150,000 stores. Real-time online-offline sync.
Advantages: Cheap price 299k/month. Limited templates, lacking scalability.
5. Bizfly (VCCorp) – Content-driven commerce
AI chatbot integration, livestream sales. Case: Beauty brand increased 250% GMV.
Disadvantages: Dependent on VCCorp ecosystem.
| Company | Price/month | Main advantages | Disadvantages |
|---|---|---|---|
| DPS.MEDIA | Custom | SEO + CRM | Long time |
| Sapo | 499k | Inventory management | Limited customization |
| Haravan | 2tr+ | Multi-channel | High cost |
| KiotViet | 299k | POS sync | Fixed templates |
| Bizfly | 790k | AI Chatbot | Lock-in ecosystem |
6-9. Worthwhile alternative options
6. GoSELL (FPT Shop): FPT Pay integration. Suitable for startups with budget under 50 million.
7. PaGamio: Open-source base, code ownership. Strong developer team.
8. Mona Media: 10 years experience, 2,000 projects. Focus on UX/UI.
9. Expro Việt Nam: Specialized in B2B commerce. Good ERP integration.

Real case study: 3 successful projects and lessons
Case 1: XYZ Fashion with DPS.MEDIA (2022)
Challenge: Bounce rate 72%, mobile conversion 1.2%.
Solution: AMP pages, 1-click checkout, personalized recommendation.
Result: Revenue increased 320% after 6 months. Organic traffic +45%.
- Heatmap analysis before redesign
- A/B test 3 homepage versions
- Track Google Analytics 90 days post-launch
Case 2: Sapo – F&B Chain (2023)
Synchronized 15 stores with website. Online orders increased 180%.
Lesson: Zalo OA integration increased retention 28%.
Case 3: Haravan – Beauty retail
Handled flash sale 50,000 orders/day. Uptime 99.98%.
Limitation: Custom feature takes 3 months to develop.

Decision framework for choosing a website design company
Step 1: Classify business needs
| Scale | Revenue/year | Company suggestions |
|---|---|---|
| Startup | <1 billion | Sapo, KiotViet |
| SME growth | 1-5 billion | DPS.MEDIA, Bizfly |
| Large enterprises | >5 billion | Haravan, GoSELL |
- Determine number of SKUs and expected traffic
- Estimate 12-month budget (design + maintain)
- List 5 must-have features
- If high custom needs → choose traditional agency
Step 2: RFP and demo evaluation
Send proposal request (RFP) to 5 companies. Request live demo with fake data.
Evaluation checklist:
- Check mobile responsiveness
- Test end-to-end payment
- Measure speed on 3G network
- Ask for similar industry case studies
Step 3: Contract and migration plan
Payment milestone rules: 30-40-30. Penalty if delayed.
Plan data migration from old website. Train team for 2 weeks.

Conclusion: Decision based on specific business context
No “best” company for every business. DPS.MEDIA Suitable for SMEs needing SEO + CRM. Sapo optimizes costs for startups.
Deciding factors: Budget, internal team skills, 12-month goals.
Next steps:
- Audit current website (if any)
- Contact 3 companies for quotes
- Refer to Capterra, Trustpilot reviews
