Reputable Web Design Company in Ho Chi Minh City 2026: Top 10 Notable Agencies, Real Pricing Table & 12 Mandatory Criteria Checklist
- Published on

Finding a reputable web design company in Ho Chi Minh City is an urgent need for thousands of businesses, startups, and individual entrepreneurs in Vietnam's largest city. With over 9 million residents and the highest business density in the country, the website design market in HCMC is extremely dynamic — but also full of risks: fake agencies, fake quotes, poor-quality delivered products, or agencies that disappear after collecting payment.
This article by RiverLee provides a Top 10 list of reputable web design agencies in HCMC in 2026, a real pricing table by segment, a standard 6-step workflow, and most importantly — a 12-point mandatory checklist to help you evaluate and choose the right agency, avoiding losing money.
Why do businesses in HCMC need a professional website today?
In Vietnam's largest economic center, having a professional website is no longer optional — it is a strategic necessity for survival and growth. With over 9 million residents and the highest business density in the country, HCMC's market is extremely competitive. Businesses without a professional online presence are losing potential customers every day to competitors who appear first on Google search results. A well-designed website serves as a 24/7 digital storefront, building credibility, automating lead collection, and providing full control over customer data — advantages that social media platforms simply cannot match.
HCMC — The "City That Never Sleeps" of Vietnam's digital economy
HCMC is not only Vietnam's largest economic center but also where online customer search behavior is the most developed. According to Google Vietnam data 2025-2026:
- 85%+ of customers in HCMC search on Google before deciding to buy/use a service
- "Near me" searches in HCMC increased by 40%/year from 2022
- 70% of small and medium businesses in HCMC already have a website — if you don't have one, you're giving market share to competitors
Website is a "24/7 sales employee" with no salary, no breaks
Unlike Facebook fanpages or Zalo OA — where you must continuously pay for ads to reach customers — a website is a digital asset fully owned by you:
- Organic SEO: Appear on Google when customers search for related keywords — permanently free after optimization
- Brand credibility: A professional website creates instant trust — 75% of customers evaluate business credibility through the website
- Automation: Contact forms, chatbots, online booking, CRM integration — collect leads while you sleep
- Customer data: You own 100% of the data, with no fear of losing accounts or algorithm changes
Website design pricing in HCMC 2026 — Real market data
One of the most common questions: "How much does web design in HCMC cost?" Below is a reference pricing table based on a real survey of 100+ agencies in HCMC (Q1-Q2/2026):
| Website type | Scope | Cost (VND) | Timeline |
|---|---|---|---|
| Basic business introduction website | 5-8 pages | 3,000,000 - 7,000,000 | 5-10 days |
| Professional business website | 10-20 pages, custom design, multilingual | 8,000,000 - 18,000,000 | 10-20 days |
| E-commerce / Online store | 15-50 pages, cart, payment, order management | 10,000,000 - 30,000,000 | 15-30 days |
| Real estate / Travel / Property | Listing, advanced search, map, CRM | 15,000,000 - 40,000,000 | 20-40 days |
| Custom website (hand-coded / headless) | Custom requirements, complex integrations | 25,000,000 - 100,000,000+ | 45-90 days |
Mandatory recurring costs to ask before signing
Many agencies quote surprisingly low prices (2-3 million) but hidden costs later multiply by 2-3x. You must ask clearly:
| Item | Annual cost | Notes |
|---|---|---|
| Domain (.com / .vn / .com.vn) | 250,000 - 800,000 | Renew annually, penalty if forgotten |
| Hosting / Server | 1,000,000 - 5,000,000 | Depends on config, bandwidth, SSD/NVMe |
| SSL & Security | 0 - 2,000,000 | Free with Cloudflare/Let's Encrypt |
| Maintenance, updates, backup | 2,000,000 - 6,000,000 | Core updates, plugin patches, backups |
| Content, SEO articles | 3,000,000 - 10,000,000 | If hiring regular SEO writing |
| Minimum annual total | 6,000,000 - 20,000,000 | Excluding advertising |
Important note: Prices in HCMC are typically 15-25% higher than in provinces (Dak Lak, Lam Dong, Khanh Hoa...) due to higher operating costs, staff salaries, and office rent. However, provincial agencies working remotely for HCMC clients are very common — you can fully take advantage of this price benefit if the agency has a standardized online process. See more at website design in Buon Ma Thuot for comparison.
Top 10 Reputable Web Design Companies in HCMC 2026
Below is a list of 10 agencies highly rated for real portfolio, reputation, warranty, and customer feedback in the HCMC market (based on Google Reviews, Clutch, TopDev, VietnamWorks, and real surveys Q1/2026):
Note: This is a reference list, not a ranking. You should check the portfolio yourself, ask for quotes, and compare against the checklist below before deciding.
1. RiverLee — Professional, transparent web design agency, lifetime support
- Address: 123 Nguyen Van Trang, District 1, HCMC (office) + remote nationwide
- Strengths: Transparent itemized quotes, 12-month warranty + lifetime support, basic SEO included in price, standard 6-step process, 200+ real project portfolio
- Segment: Small-medium businesses, startups, B2B, services, e-commerce
- Reference price: 3 - 25 million VND
- Website: https://riverlee.vn | Hotline/Zalo: 0962.334.807
2. Vinasa / VinaHost — Large, long-established agency
- Address: District 3 / District 10, HCMC
- Strengths: Large team, standardized process, strong hosting/server, suitable for large projects, corporations
- Segment: Large enterprises, corporations, complex projects
- Reference price: 15 - 80 million VND
3. Mat Bao / Matbao.net — Hosting brand expanding to web design
- Address: District 1, HCMC
- Strengths: Good hosting infrastructure, integrated domain + hosting + web package
- Segment: Businesses needing all-in-one solutions
- Reference price: 5 - 30 million VND
4. AZDIGI — Hosting specialist expanding design services
- Address: District 7, HCMC
- Strengths: High server performance, 24/7 technical support, competitive pricing
- Segment: Businesses needing fast loading speed, technical SEO
- Reference price: 4 - 25 million VND
5. P.A. Vietnam — Full-service design and branding agency
- Address: Binh Thanh District, HCMC
- Strengths: Beautiful design, branding mindset, suitable for premium brand-focused businesses
- Segment: Premium brands, F&B, fashion, lifestyle
- Reference price: 15 - 60 million VND
6. SotaTek / Luvina / FPT Software — Large outsourcing
- Address: Tan Binh / District 10, HCMC
- Strengths: Large scale, many developers, suitable for complex custom projects, ERP/CRM integration
- Segment: Enterprise, complex custom projects, system integration
- Reference price: 50 - 200+ million VND
7. Webico / Web30s / Web68 — Mid-range, good value
- Address: Various districts in HCMC
- Strengths: Competitive pricing, fast process, suitable for limited budgets
- Segment: Small businesses, household businesses, basic websites
- Reference price: 2.5 - 10 million VND
8. Freelance studios / Small agencies (TopDev, VietnamWorks, Upwork)
- Address: Remote / small office
- Strengths: Flexible, low price, direct communication with the maker
- Risks: Must carefully check portfolio, contract, warranty — many individuals lack standardized processes
- Reference price: 2 - 15 million VND
9. Industry-specialized web design companies (Real estate, Healthcare, Education, F&B...)
- Examples: Realweb (Real Estate), Medweb (Healthcare), Eduweb (Education)...
- Strengths: Deep industry understanding, ready-made specialized feature modules
- Segment: Businesses in specific industries needing built-in features
- Reference price: 10 - 50 million VND
10. RiverLee (Branch / Partner in HCMC) — Expanding direct service for HCMC customers
- Address: Expanding office in District 1 / District 3, HCMC
- Strengths: Bringing RiverLee's process, pricing, and warranty (from Dak Lak) closer to HCMC customers — 15-25% lower price than equivalent agencies in HCMC thanks to optimized operating costs
- Segment: HCMC businesses wanting high quality, reasonable price, dedicated support
- Reference price: 3 - 20 million VND
Standard 6-step website design process — RiverLee applies
A reputable agency always has a clear, transparent process. At RiverLee, the 6-step process ensures the final product meets expectations, timeline, and commitments:
Step 1: Requirement intake & Strategy consultation (Free)
This step is the foundation for the entire project — misunderstanding requirements from the start will lead all subsequent steps in the wrong direction. At RiverLee, the free consultation lasts 30-60 minutes, including in-depth interviews about business goals, target customers in HCMC (which district, which industry), expected budget, and required features. Then, the team analyzes appropriate local SEO keywords (e.g., "website design district 1", "e-commerce website HCMC") and proposes page structure, technology, and initial SEO roadmap. The final result is a detailed brief and transparent itemized quote — with no hidden costs.
- Deep interview: website goals, target customers, competitors, budget
- Local SEO keyword analysis for HCMC (e.g., "website design district 1", "e-commerce website HCMC")
- Solution proposal: website type, technology, page structure, features, SEO roadmap
- Result: Detailed brief + Transparent itemized quote
Step 2: UI/UX Design & Wireframe
This stage determines the first impression customers have when visiting the website. Wireframe is a layout sketch for all important pages — helping customers visualize the structure before investing time in detailed design. Then, the design team creates the interface (UI) according to brand guidelines: colors, typography, icons, images. The most important point: customers must approve the interface before programming — never code before written approval. This avoids the situation of "done then redo from scratch" — one of the main reasons projects extend and generate additional costs. The number of free revisions is clearly stated in the contract, usually 3-5 times.
- Wireframe (layout sketch) for all important pages
- Interface design (UI) according to brand guidelines: colors, typography, icons, images
- Customer approves interface before programming — no coding before approval
- Free revisions: 3-5 times (clearly stated in contract)
Step 3: Programming & Development (Frontend + Backend)
This is the stage where the design becomes a real product. The development team codes the interface pixel-perfect — every pixel must match the approved design. A CMS (content management system) is integrated so you can edit content, add articles, change images without knowing programming. Required features are fully integrated: contact forms that automatically send emails, Google Maps, live chat (Zalo/Messenger), social sharing, and schema markup for SEO. The website must display perfectly on all devices (100% responsive) and load in under 3 seconds — PageSpeed 90+ standard.
- Pixel-perfect interface coding according to approved design
- Easy-to-use CMS (WordPress / Custom CMS) — edit content without coding
- Integration: Contact form, Google Maps, Chat (Zalo/Messenger), Social share, Schema markup
- 100% Responsive — perfect display on mobile, tablet, desktop
- Page load speed < 3 seconds (PageSpeed 90+)
Step 4: Basic SEO optimization (Already included in price — no extra charge)
Many agencies charge extra for SEO after delivery — at RiverLee, basic SEO optimization is included in the price from the start. Each page has optimized meta title and meta description for keywords, logical heading tag structure from H1 to H3, optimized images (WebP, lazy load, alt text with keywords). Schema markup is added for LocalBusiness, Organization, WebSite, and Breadcrumb — helping Google understand content clearly and display rich snippets. XML Sitemap and Robots.txt are properly configured, then submitted to Google Search Console. Finally, Google Analytics 4 and Google Tag Manager are installed so you can track traffic and user behavior from day one.
- Meta title, meta description optimized for keywords per page
- Logical heading tag structure (H1 → H2 → H3)
- Image optimization: WebP, lazy load, alt text with keywords
- Schema markup: LocalBusiness, Organization, WebSite, Breadcrumb
- XML Sitemap + Robots.txt + Submit to Google Search Console
- Configure Google Analytics 4 + Google Tag Manager
Step 5: Testing & Trial Run (QA)
Before delivery, the website must pass a rigorous testing process. First is cross-browser testing on Chrome, Firefox, Safari, and Edge (2 latest versions) to ensure the interface doesn't break on any browser. Next is responsive testing on iPhone, Android, iPad, and desktop with various resolutions. All contact forms, buttons, internal links, redirects, and payment features (if any) are manually tested. Technical errors such as 404, redirect loops, mixed content, and SSL are checked and thoroughly fixed. Finally, page load speed is measured with GTmetrix and PageSpeed Insights — must reach 90+ before delivery.
- Cross-browser: Chrome, Firefox, Safari, Edge (2 latest versions)
- Responsive test: iPhone, Android, iPad, Desktop with various resolutions
- Test all forms, buttons, links, redirects, payments (if any)
- Check 404 errors, redirect loops, mixed content, SSL
- Speed check: GTmetrix, PageSpeed Insights
Step 6: Delivery & Training + Warranty
This is the final stage where the product is officially handed over to the customer. The delivery package includes: source code, hosting account, domain account, CMS account, and user guide documentation. CMS training is provided in 1-2 online/offline sessions (free). Basic SEO guidance is also provided for the administrator. 12-month warranty: code fixes, security updates, patch updates — all free. Lifetime support: consultation and guidance via Zalo/Email — permanently free.
- Delivery: Source code, hosting account, domain, CMS account, documentation
- CMS training: 1-2 online/offline sessions (free)
- Basic SEO guidance for administrator
- 12-month warranty: Code fixes, security, updates — free
- Lifetime support: Consultation, guidance via Zalo/Email — permanently free
12 Mandatory Criteria Checklist for Choosing a Reputable Web Design Agency in HCMC
Use this checklist to score each agency you are considering. Only agencies scoring ≥ 10/12 are trustworthy.
| # | Criteria | How to check | Pass/Fail |
|---|---|---|---|
| 1 | Real portfolio ≥ 5 projects | Request links to completed websites, check directly on mobile/desktop | ☐ / ☐ |
| 2 | Transparent quote, detailed per item | Has analysis table: number of pages, features, domain, hosting, content, SEO, training, warranty | ☐ / ☐ |
| 3 | Detailed contract with warranty terms | Clearly states: scope, timeline, warranty duration, post-warranty fees, termination conditions | ☐ / ☐ |
| 4 | Basic SEO optimization included in price | Ask clearly: meta tags, headings, schema, sitemap, pagespeed, GSC — is there an extra charge? | ☐ / ☐ |
| 5 | Standard responsive design | Test their portfolio on phone — is layout broken, text too small, buttons unclickable? | ☐ / ☐ |
| 6 | Warranty ≥ 12 months + Lifetime support | Ask clearly: what does warranty cover? code fixes? plugin updates? security? post-warranty fees? | ☐ / ☐ |
| 7 | Clear code origin, no copyright violations | Ask: licensed or nulled theme/plugin? Hand-coded or page builder? Source delivered? | ☐ / ☐ |
| 8 | Completion time committed in contract | Clear milestones: wireframe → design → dev → test → delivery. Penalty for delay? | ☐ / ☐ |
| 9 | Direct support team, not chatbot | Fixed contact person (PM/Account), responds to Zalo/Email within 2 business hours | ☐ / ☐ |
| 10 | Reviews from ≥ 3 past customers | Request phone numbers of 2-3 past clients — call and ask about quality, timeline, post-delivery support | ☐ / ☐ |
| 11 | Licensed company with real office in HCMC | Check business registration, office address, visit in person if needed — avoid "fake" agencies with only fanpages | ☐ / ☐ |
| 12 | Commitment to no hidden fees | Ask 6 questions: What's included? Warranty? SEO? Self-manage? Timeline? Annual cost? — Clear answers, no avoidance | ☐ / ☐ |
Tip: Print this checklist and bring it to each meeting. Any agency that hesitates, avoids answering, or fails ≥ 10 criteria — ELIMINATE IMMEDIATELY.
5 DEADLY MISTAKES when choosing a web design company in HCMC
Based on real experience in the HCMC market and hundreds of completed projects, below are the 5 most common mistakes that cause businesses to lose money, receive poor-quality products, or have to start over. Each mistake includes a real example and a specific way to avoid it — read carefully to avoid falling into the trap of unreliable agencies.
1. Choosing an agency only because of the LOWEST PRICE
"Unusually low price = Fake template + No SEO + No warranty + Disappears after delivery"
Many HCMC businesses choose agencies quoting 2-3 million, with results: slow website, errors, no Google ranking, and after 6 months the agency disappears. Redoing costs 3-4x the original price.
2. NOT CHECKING REAL PORTFOLIO before signing
A reputable agency always shows 5-10 completed websites. If they say "portfolio is confidential", "not uploaded yet", "will show after completion" — STOP IMMEDIATELY.
3. NOT READING THE CONTRACT CAREFULLY — Signing quickly because of "reputation"
The contract must clearly state: exact number of pages, listed features, timeline for each phase, what warranty covers and for how long, additional fees, termination conditions, and ownership rights to source code & domain. If the contract is only 1-2 pages with no clear warranty terms — don't sign. Spend 30 minutes reading the contract before signing; those 30 minutes save you millions of VND and many headaches later.
4. IGNORING SEO FROM THE START — Only caring about "beautiful website"
A beautiful website that no one finds = USELESS. A reputable agency will advise on keywords, SEO structure, schema from the design stage — not "finish the website then handle SEO later".
5. NOT CONSIDERING EXPANDABILITY — Done is done
A website needs to expand: add pages, add features, integrate CRM, multilingual... If the code is rigid, adding features later requires REDOING FROM SCRATCH — costing 3-4x the original investment. When choosing an agency, ask clearly: is the platform expandable? Can new pages be added without reprogramming? Is the full source code delivered?
Case Study: HCMC business increases 200% leads after website with RiverLee
Client: TNHH Thuong Mai & Dich Vu X — operating in medical equipment, headquartered in District 7, HCMC.
Before collaboration:
- Only had a Facebook fanpage, no website
- Customers searching "medical equipment HCMC" on Google couldn't find them
- Relied on word-of-mouth referrals — slow growth, no control over customer sources
RiverLee solution:
- Designed a professional 15-page website: Home, About, Product categories (filtered by specialty), Featured projects, Medical news, Contact + Quote form
- Optimized local SEO keywords: "medical equipment HCMC", "buy X-ray machine district 7", "good price ultrasound machine"
- CRM integration: Auto-save leads from forms, send notification emails to sales, sync with Zalo OA
- Google My Business optimization: District 7 address, real photos, customer reviews
Results after 4 months:
| Metric | Before | After 4 months | Growth |
|---|---|---|---|
| Top 10 Google keywords | 0 | 12 | +12 |
| Organic traffic/month | ~50 | 2,400 | +4,700% |
| Leads via website/month | 0 | 45 | +45 |
| Lead-to-customer conversion rate | - | 22% | - |
| Online channel revenue | 0 | 380 million | +380 million |
Note: Real results from a customer who agreed to share. Company name anonymized for privacy.
Comparison: HCMC vs Provincial (Remote) — Which to choose?
| Criteria | Agency in HCMC | Provincial agency (Remote) — Example: RiverLee in Dak Lak |
|---|---|---|
| Price | 15-25% higher | 15-25% lower (lower operating costs) |
| Design quality | Good, quick trend updates | Equivalent (same technology, same UI/UX standards) |
| Working process | Easy in-person meetings | Standardized online (Zoom, Google Meet, Trello, Notion) — equally effective |
| After-sales support | Can visit in person | Remote 24/7 via Zalo/Email/TeamViewer — faster response without travel |
| Local SEO for HCMC | Understands local market | Also understands — local SEO doesn't depend on agency location, depends on technique & content |
| "Disappearing" risk | Exists (small agencies, freelancers) | Lower — provincial agencies usually have long experience, reputation is survival |
Conclusion: If you prioritize reasonable price, equivalent quality, fast online support — a provincial remote agency (like RiverLee) is a smarter choice. If you absolutely need weekly in-person meetings, very large complex projects — an HCMC-based agency is more suitable.
Frequently Asked Questions (FAQ)
Below are the most common questions about web design in HCMC that we receive from customers — from pricing for each segment, reasons for quote differences, to annual maintenance costs and questions about geographic location. The answers closely follow the pricing tables and analysis in this article so you can easily compare when discussing with design agencies.
1. How long does it take to design a website in HCMC?
- Basic introduction website: 5-10 days
- Professional business website: 10-20 days
- E-commerce / Online store: 15-30 days
- Complex custom website: 45-90 days
See details: How long does it take to build a website
2. What do I need to prepare before making a website?
- Website goal (sales, introduction, lead generation, branding...)
- Target customers in HCMC (which district, which industry)
- Expected budget
- Initial content: Logo, product/service images, company info, existing articles
- If not available, RiverLee supports consultation and SEO-standard content writing
3. Does a website need monthly/annual maintenance?
YES — MANDATORY. A website is like a car: it needs regular maintenance.
- Security patch updates (Core, Plugin, Theme) — weekly/monthly
- Data backup — daily/weekly
- Speed check, 404 errors, SSL — monthly
- Maintenance cost: 2-6 million/year (depending on package) — see details website maintenance guide
4. Should I pay the full cost upfront when signing the contract?
NOT RECOMMENDED. Standard market payment schedule:
- 30-40% when signing contract (project start)
- 30-40% when design interface is approved (before coding)
- 20-30% when fully delivered, after checking all features
Reputable agencies are willing to negotiate progress-based payments. Agencies demanding 80-100% upfront — RED WARNING.
5. Can I manage content myself after the website is done?
YES — MANDATORY. RiverLee delivers the website with an easy-to-use CMS (WordPress/Custom CMS) + video tutorials + 1-2 direct training sessions. You can post articles, edit images, change prices, add products WITHOUT KNOWING CODE.
6. Does RiverLee work for customers in HCMC? Can we meet in person?
YES. RiverLee serves customers nationwide, especially focused on HCMC customers.
- Standardized online work: Zoom/Meet, screen sharing, Trello/Notion progress management
- In-person meeting in HCMC: Can schedule at partner office District 1/District 3 or convenient coffee shop — free travel for HCMC customers
- Hotline/Zalo: 0962.334.807 (Mr. Lee — Founder, direct consultation)
Conclusion
Choosing a reputable web design company in HCMC is not difficult — the difficulty is whether you have the patience to check all 12 criteria.
- Don't choose because of low price — choose for transparency, commitment, real portfolio
- Don't trust empty words — call 2-3 past clients of that agency
- Don't sign vague contracts — require clear details for each item, each commitment
RiverLee — with 200+ real projects, transparent quotes, 12-month warranty + lifetime support, 15-25% lower price than equivalent agencies in HCMC — is ready to accompany your business in building a professional, Google-ranking, sales-generating website.
👉 Get FREE consultation & DETAILED quote within 30 minutes:
- Hotline/Zalo: 0962.334.807 (Mr. Lee)
- Website: https://riverlee.vn
- Email: contact@riverlee.vn
- HCMC Address: District 1 / District 3 (schedule via Zalo)
- Main Office: Buon Ma Thuot, Dak Lak — remote nationwide
Article last updated: 09/08/2026. Reference prices may change over time. Contact RiverLee for an accurate quote for your project.
Related tags:
Reputable web design company HCMCWebsite design Ho Chi Minh CityWeb design agency TPHCMWeb design pricing HCMCTop web design companiesMake website in HCMCComments
0 Comment(s)
Loading...
Latest Posts

Virtual Office Website Design 2026: Complete Guide to Management, Booking & Pricing
Complete guide to designing a professional virtual office website in 2026. Office management system, meeting room booking, pricing tables, service showcase, SEO optimization, and implementation checklist for virtual office providers and coworking spaces.

Watch Shop Website Design 2026: Catalog, E-commerce, Pricing And Detailed Costs
Watch shop website design 2026 — how much does it cost? Detailed analysis of product catalog features, e-commerce, pricing, actual costs and implementation checklist to help watch shops build effective online sales channels.

Pharmacy Website Design 2026: Complete Guide to Online Drug Ordering, Inventory Management & Pricing
Complete guide to designing a professional pharmacy website in 2026. Online drug ordering, inventory management, pricing tables, service showcase, SEO optimization, and implementation checklist for pharmacies and drugstores.

Jewelry Shop Website Design 2026: Gallery, E-commerce, Pricing And Detailed Costs
Jewelry shop website design 2026 — how much does it cost? Detailed analysis of product gallery features, e-commerce, pricing, actual costs and implementation checklist to help jewelry shops build effective online sales channels.
Related Posts

Construction Company Website Design 2026: Project Portfolio, Bidding Features & Local SEO
Construction company website design 2026: detailed pricing, project portfolio with before/after photos, bidding RFQ integration, local SEO, Google Maps and multilingual support for Vietnamese contractors.

Hotel & Resort Website Design 2026: Pricing, 10 Essential Features & Direct Booking Strategy
How much does hotel and resort website design cost in 2026? Detailed pricing by segment, 10 essential features, OTA vs direct booking strategy, Google Hotel Ads and local SEO for hotels and resorts in Vietnam.

Website Design Pricing Guide 2026: How to Read a Quote, 7 Pricing Factors and Evaluation Checklist
How to read and evaluate a website design quote in 2026 — parsing each line item, 7 pricing factors, 3 pricing models (template, custom, hybrid), red flags, evaluation checklist, 3-tier sample quotes and must-ask questions.

Real Estate Website Design in Buon Ma Thuot: Listing Architecture and Local Lead Capture
A hyperlocal guide to real estate website design in Buon Ma Thuot, covering listing architecture, lead capture, Maps, Zalo, Messenger, CMS, trust, data, and mobile UX.

