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% khách hàng Việt Nam rời trang nếu load quá 3 giây – 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

Top 9 Website Design Companies for Effective Online Sales

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.

CriteriaRequired advantagesCommon disadvantages
UX DesignMobile-first, heatmap trackingTemplate copy, lacking personalization
Checkout flow1-click payment, guest checkoutMultiple steps, lacking trust badge
Product page360 view, real-time stockLow-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 Website Design Companies for Effective Online Sales

Top 9 e-commerce website design companies worth considering

1. DPS.MEDIA – Chuyên SMEs từ 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 – Tích hợp quản lý bán hàng

Sapo serves 250,000 businesses. Website connects to inventory, real-time POS.

Case thực tế: Chuỗi F&B tăng 180% online order Q4/2023.

Basic package 499k/month. Limited deep code customization.

3. Haravan – Enterprise grade cho 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 – Giải pháp POS tích hợp

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.

CompanyPrice/monthMain advantagesDisadvantages
DPS.MEDIACustomSEO + CRMLong time
Sapo499kInventory managementLimited customization
Haravan2tr+Multi-channelHigh cost
KiotViet299kPOS syncFixed templates
Bizfly790kAI ChatbotLock-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.

Top 9 Website Design Companies for Effective Online Sales

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 – Chuỗi F&B (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.

Top 9 Website Design Companies for Effective Online Sales

Decision framework for choosing a website design company

Step 1: Classify business needs

ScaleRevenue/yearCompany suggestions
Startup<1 tỷSapo, KiotViet
SME growth1-5 billionDPS.MEDIA, Bizfly
Large enterprises>5 tỷHaravan, 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.

Checklist đánh giá:

  • 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.

Top 9 Website Design Companies for Effective Online Sales

Conclusion: Decision based on specific business context

Không có công ty “tốt nhất” cho mọi doanh nghiệp. 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