About Us – Addison Wan Web Design Company

About Addison Wan Design Co

Addison Wan Web Design Company - About Us _ Web Design

Addison Wan Design Co is a web design company based in Hong Kong

We are committed to provide clients with the world’s best web design and industry leading full-stack web programming technology

Addison Wan Design Co » Hong Kong Web Design Company, founded in Hong Kong in 2013 by local senior Hong Kong designers » Addison Wan and Jeremy Wan with more than 23 years of design experience in web design and commercial design.

We are specializing and focusing on the power of visual image transmission, Internet digital media and interactive web animation and web design communications. The scope of our main design and web design professional services range from Web Design & Website Development, Brand Identity & Corporate Visual Design, Graphic Design & Printed Materials and Commercial & Product Photography.

Hello! Nice to meet you! Happy to see you! Are you looking for Design and Web Design services? Below is an introduction to our design and website services. We use a secure, stable and optimization CMS backend system. Email us, we have always here.

We have a wide range of design services, providing various types of design consultant, such as Web Design, Website development and maintenance, Responsive Web Design, Mobile and Tablet websites, WordPress CMS backend system, WordPress CMS with E-commerce backend system, Joomla CMS backend system, Joomla CMS with E-commerce Business version backend system, OpenCart E-commerce backend system, Web User Interface (Web UI) design, Web User Experience (Web UX) design, Search Engine Optimization (SEO), User-friendly Content Management System (CMS) and Tailor-made Online Shop E-commerce Web Design etc.

We not only pay great importance to the creative process and design quality of each design project, we will also pass on our design artworks through different types of design aspects and creative thinking, and give each and every client the biggest and most satisfactory surprise.

The choices of confidence website services and professional technical consultant
Every design project begins with our accumulated 8517 days of design experience

We provide a full range of one-stop high-end website and design professional consulting services. Starting from the root of the server to optimize and enhance the deployment, through various types of creative thinking to design, the use of the world’s universal programming languages and mainstream popular websites and Online Shop E-commerce CMS backend systems for user-friendly interface management and provide comprehensive search engine optimization and SSL secure encryption certificate installation and configuration services.

Don’t worry!
We value experience.
All web and design troubles.
Give it to us!

Our Worldwide Professional Industry Standard Skills and familiar Software and Application summary

Detailed & Transparent Pricing for our Web Design & Online Shop website projects

Website & Cloud Server

Server Type

Linux Server installation, optimization and enhancement configuration
Linux Dedicated / Single Tenant Bare Metal Server
Kubernetes Multiple Clusters (Deployed by us / Managed Kubernetes by cloud service providers)
- Amazon Elastic Kubernetes Service (Amazon EKS) (More details)
  - Advanced Application – AWS Lambda Serverless Compute Technology
- Google Kubernetes Engine (GKE) (More details)
- Azure Kubernetes Service (AKS) (More details)
Linux Hypervisor (VMM)
VDS Virtual Dedicated Server, VPS Virtual Private Server (KVM, SolusVM 2.0 OpenVZ Container virtualization)

Server OS

AlmaLinux 9 (64-bit)
AlmaLinux 8 (64-bit)
CentOS 7 (64-bit)
Graphical User Interface (GUI) on AlmaLinux system
Node.js server-side application (Dynamic Apps)

Web Server

Apache PHP-FPM server
Nginx PHP-FPM server
Nginx + Varnish Cache + Apache PHP-FPM server
LiteSpeed Enterprise server
OneinStack with LAMP / LNMP / LNMPA / LAPP / LNPP on CentOS system
Centmin Mod LEMP stack on AlmaLinux system

Global “Big 3” Cloud Service Providers and Dedicated Server Deployment

Amazon Web Services (AWS)
Google Cloud Platform (GCP)
Microsoft Azure
Others Dedicated Server providers

Server Web Control Panel

CentOS Web Panel Pro
DirectAdmin
cPanel and WHM
Plesk

Web Server Configuration

Latest Linux Kernel core
PHP 8.2+, PHP 8.1+, PHP 8.0+, PHP 7.4+, PHP 7.3+ and PHP 5.6+ script languages
IPv4 and IPv6
Reverse DNS
HTTP/2, HTTP/3 with QUIC network protocol (Listen to SSL 443 Port, temporarily only for our testbed development)
TLS 1.2, TLS 1.3 encrypted connection protocol (Transport Layer Security)
Online Certificate Status Protocol (OCSP) Stapling
Application-Layer Protocol Negotiation (ALPN)
Amazon Simple Email Service (Amazon SES)
Email SPF, DKIM and DMARC configuration
Swap Partition and File disk space configuration
Volumes Block Storage mounting and expansion
Spaces Object Storage with built-in Global CDN (S3 REST API Compatible)
s3fs (Linux and macOS – Mount S3 Object Storage)
HTTP Strict Transport Security (HSTS)
Google BBR Congestion Control Algorithm
Google Brotli Lossless Compression Algorithm
Google V8 JavaScript engine

Web Server Cache

Varnish Cache
- Advanced Application – Varnish Cache Cluster
Google PageSpeed Module NGX (ngx_pagespeed) (Covers optimization suggestions from Google PageSpeed Insights)
APC / APCu
Apache mod_cache – mod_disk_cache, mod_mem_cache
Zend OPcache
Memcached
LightSpeed Cache
Single Server – Redis
Requires three or more servers – Redis Master & Slave Replication with Read & Write separation and Auto-failover with Sentinel monitoring
Requires six or more servers – Redis Cluster mode with Read & Write synchronization, Nodes and Data Sharded (partitioning) structures

Web Server Data Backups

Automatic server full mirror Source and dual Remote Locations backups every day
Server Snapshots before running large server update or software installation (For VPS Virtual Private Servers)
Our servers use the new Zstandard (Zstd) (.tar.zst file format) lossless data compression algorithm
Gzip (.tar.gz file format) data compression algorithm

Design & Website

Design Software

Adobe Photoshop
Adobe Illustrator
Adobe InDesign
Adobe After Effects
Adobe Flash
Adobe Lightroom

Web Design Software & Auxiliary Website Development Tools

Adobe Dreamweaver
Adobe Animate CC
Google Web Designer
XAMPP, MAMP
Oracle VirtualBox
Atom
Sublime Text
BBEdit (Textwrangler)
Notepad++
Insomnia REST Client
W3C Total Validator
NVDA Screen Reader
ColorZilla
FileZilla FTP
Pure-FTPd, ProFTPD
FTPS
SSH Access and SFTP
MySQL Workbench, pgAdmin
Cron Jobs
Rclone
Apache Spark
Cyberduck
PuTTY (Windows and Unix)
Host Table and Traceroute (Windows and macOS)
MTR (Windows WinMTR and macOS MTR)

Website Debug Tools

Mozilla Firefox and Firebug extension debugger
Google Chrome debugger
Google Chrome for Android debugger
Apple macOS Safari debugger
Brave web browser debugger
Chrome DevTools debugger for Google Flutter Apps project
Reactotron debugger
Ionic Lab debugger
Opera debugger
Microsoft Internet Explorer (IE) 8, 9, 10, 11 and Microsoft Edge debugger (We have deprecated and discontinued debugging all versions of Microsoft Internet Explorer (IE))

Domain Name Server (DNS) Configuration

Cooperate with Global CDN to effectively shorten Time to first byte (TTFB)
Cloudflare Global DNS
Amazon Route 53
- Mapping domain name to Amazon EC2, Amazon S3 and Amazon CloudFront Global CDN etc.
Google Cloud DNS
Microsoft Azure DNS with Geographic Routing
Anycast DNS for IPv4 and IPv6 addresses
Chinese .香港 domain name configuration and Punycode internationalized domain name (IDN) encoding
- Traditional Chinese
  網頁設計網站.公司.香港
- Simplified Chinese
  网页设计网站.公司.香港
AXFR – DNS Full Zone Transfer
DNSSEC prevents forgery of DNS and encryption signing
PTR records (Reverse DNS for client side)
Requires two or more servers – DNS Master & Slave Server Cluster
Floating IP Addresses – Applicable to failover of our high availability server cluster environment

External Domain Name Server (DNS) API

Our servers API support external DNS Providers to generate and renew the Let’s Encrypt SSL Wildcard on times automatically
Cloudflare Global DNS
Amazon Route 53 and Amazon Lightsail
Google Cloud DNS
Microsoft Azure DNS
DigitalOcean DNS
NameCheap PremiumDNS

Cloud SSL Key and Certificate Repository

AWS Certificate Manager (ACM) (More details)
Google-managed SSL certificates (More details)
Microsoft Azure Key Vault (More details)

SSL Challenge types validation

HTTP-01 challenge
DNS-01 challenge (For SSL Wildcard)

SSL ECC Certificates

Our servers support for ECDSA (Elliptic Curve Digital Signature Algorithm)
X9.62/SECG (prime256v1)
NIST/SECG (secp224r1)
NIST/SECG (secp384r1)
NIST/SECG (secp521r1)

Frontend & Backend

Web Skills & Programming

HTML, HTML5
Optimize and Minify HTML
CSS, CSS3, CSS Less
Prioritize Critical CSS (Load CSS Asynchronously) / Remove Unused CSS, Optimize CSS Delivery and Defer Non-Critical CSS resources loading
SASS, SCSS
JavaScript, Jquery
Eliminate Render-Blocking CSS / JavaScript
Minify CSS / JavaScript
Combine CSS / JavaScript resources (Not recommend for HTTP/2 or above servers)
Defer and Defer inline JavaScript / Asynchronous JavaScript resources loading
Delay JavaScript until user interaction / Resources loading after a timeout automatically
JSON, JSON:API, REST API
AJAX
XML
Google Fonts
Google XML Sitemap
Google Webp Lossless Compression (.webp)
AV1 Image File Format (.avif) (Our testbed development only)
Web SVG (Scalable Vector Graphics)
VQMOD, OCMOD
Tpl (.tpl), Twig (.twig)
React (JavaScript library)
React JSX (.jsx)
SEO Friendly structure
Schema.org Markup
WordPress Divi 4.0 & The Divi Visual Builder and Elementor framework custom-made web programming and functional development
phpMyAdmin, MySQL and MySQLi database manipulation, operation and programming

Mobile Apps & Native Apps Programming

Flutter by Google
React Native by Facebook
Ionic 3, Ionic 4, Ionic 5 and Ionic 6
Google Progressive Web Apps (PWA)
iOS and Swift Native Apps
Android Native Apps
Xcode (iOS Apps Editor)
Android Studio (Android Apps Editor)
Visual Studio Code (Hybrid Apps Editor)

Web CMS and Online Shop E-commerce Backend Skills & Programming

WordPress CMS backend system
WordPress CMS with E-commerce backend system
Node.js server-side – React + WordPress REST API
Joomla CMS backend system
Joomla CMS with E-commerce Business version backend system
OpenCart E-commerce backend system

Responsive Web Design (Mobile and Tablet Websites) Skills & Programming

Bootstrap 3, Bootstrap 4 and Bootstrap 5
Responsive Media Queries

Specific Web Skills & Application

Interactive One Page Website Web Design
W3C Web Accessibility production, assessment and enhancement

Protect the website from Fraud, Spam and Abuse

Google Authenticator or Microsoft Authenticator or receive One-Time Password by Email to login
- Two-Factor Authentication (2FA)
- Time-based One-Time Password algorithm (TOTP)
Google reCAPTCHA v2, Google reCAPTCHA v3
CAPTCHA with images or formula verification

Network Tools

Google & Bing SEO skills and Keywords techniques
Google Search Console
Next generation of Google Analytics 4 (GA4) tools
Google Tag Manager (GTM)
Google Optimize / Google Optimize 360 (Paid product)
Google Maps and its API integration setting services
OpenStreetMap (OSM) display and its API integration setting services
Bing Webmaster Tools
Microsoft Clarity

Promotional Email & SMS Marketing Campaigns

Sendinblue / Mailjet / Mailgun / MailChimp and its API integration setting services

Social Media Tools

Social network and sharing functions integration (For example: Facebook, Facebook Messenger, WhatsApp, Twitter, Pinterest and LinkedIn etc.)

Others Web Skills

Content Delivery Network (CDN)

Amazon CloudFront Global CDN (More details)
- Use CloudFront Origin Shield to protect our origin servers in the shortest AWS region
- CloudFront Event – Execute CloudFront Functions or Lambda@Edge function(s)
- AWS Shield Standard – Managed DDoS protection (More details)
Google Cloud CDN with HTTP(S) Layer 7 load balancer (More details)
- Compute Engine – Network Endpoint Group (NEG) must be activated and enabled (More details)
- Google Cloud Armor Standard (More details)
Microsoft Azure CDN (More details)
- Azure Front Door Standard / Premium (More details)
- Standard Azure CDN
- Standard / Premium Verizon CDN
- Azure CDN DDoS Protection (More details)
Cloudflare Global CDN Service (More details)
- Cloudflare Automatic Platform Optimization (APO) (More details)
- Cloudflare Railgun™ Origin Network Optimizer (More details)

External Managed Databases

Amazon Relational Database Service (RDS)
- Amazon Aurora
- Amazon RDS for MySQL
- Amazon RDS for PostgreSQL
Microsoft Azure SQL Database
- Azure Database for MySQL Single / Flexible Server
- Azure Database for PostgreSQL Single / Flexible Server
Deployed and Managed Databases by us
- High Availability and Load Balancing performance for our Managed MySQL / PostgreSQL Databases
- Memory Optimized – Up to 16 Physical Cores, 64 GB DDR4 RAM memory and NVMe SSD disk with high-speed I/O performance
- Master & Master Replication with Read & Write synchronization
- Auto-failover with Keepalived monitoring
- Public IP address and MySQL Workbench / pgAdmin access
- Latest 14 days retention periods for MySQL / PostgreSQL data backups

Server Firewall, Web Application Firewall (WAF) and Website Security

AWS WAF – Web Application Firewall (More details)
- AWS Firewall Manager (More details)
- AWS Shield (More details)
Cloudflare DDoS Resistance Attack Protection
- DDoS L7 ruleset
- Global L7 attack mitigations configuration
ModSecurity – Comodo WAF (CWAF)
CSF (ConfigServer Security & Firewall)
iptables and Fail2ban
SpamAssassin
Clam AntiVirus
Brute Force Monitor

24/7 Server & Website Security Features

Server Downtime & Performance Monitor (Every 1 minute apart)
Website Downtime Monitor (Every 5 minutes apart)
Jetpack Downtime Monitoring (Every 5 minutes apart)

Network Security and Online Payment Channels for Online Shop E-commerce

Let’s Encrypt SSL, Paid commercial SSL, Pure IP (IPv4) Address SSL, SSL Wildcard and SSL EV Greenbar certificates
Online payment channels configuration and its API connection and integration
- AliPay Cross-border Website Payment (PC / WAP)
- AlipayHK Website Payment (WAP)
- Hong Kong Faster Payment System (FPS)
- Mastercard Payment Gateway Services (MPGS)
- Stripe (Visa, Visa (Debit Card), Mastercard, Mastercard (Debit Card), American Express, Alipay (Domestic e-wallet version) and WeChat Pay (Domestic e-wallet version))
- PayPal (PayPal Payments Standard, PayPal Express Checkout)
- Specific online payment integration services. Please feel free to contact us

Learn more about Addison Wan Design Co

Addison Wan Design Co is a web design company based in Hong Kong

We are committed to provide clients with the world's best web design and industry leading full-stack web programming technology

Our design services are provided a wide range of professional design consultant in Web Design, Website development and maintenance, Responsive Web Design, Mobile and Tablet websites, WordPress CMS backend system, WordPress CMS with E-commerce backend system, Joomla CMS backend system, Joomla CMS with E-commerce Business version backend system, OpenCart E-commerce backend system, Web User Interface (Web UI) design, Web User Experience (Web UX) design, Search Engine Optimization (SEO), User-friendly Content Management System (CMS) and Tailor-made Online Shop E-commerce Web Design etc.

We not only pay great importance to the creative process and design quality of each design project, we will deliver our design artworks through different types of design orientation and creative thinking, and give every client’s the biggest and most satisfying surprise.

Every design project begins with our accumulated 8517 days of design experience

We provide a full range of one-stop high-end website and design professional advisory services. Starting from the root of the server to optimize and enhance the deployment, through various types of creative thinking to design, the use of the world’s universal programming languages and mainstream popular websites and Online Shop E-commerce CMS backend systems for user-friendly interface management and provide comprehensive search engine optimization and SSL secure encryption certificate installation and configuration services.

Detailed & Transparent Pricing for our Web Design & Online Shop website projects

Our Worldwide Professional Industry Standard Skills and familiar Software and Application summary

Professional Company Website Plan Enquiry Design Price or Quotation services Enterprise Online Shop Website Plan

» About Us

About Addison Wan Design Co

Addison Wan Design Co is a web design company based in Hong Kong

We are committed to provide clients with the world’s best web design and industry leading full-stack web programming technology

Hello! Nice to meet you! Happy to see you! Are you looking for Design and Web Design services? Below is an introduction to our design and website services. We use a secure, stable and optimization CMS backend system. Email us, we have always here.

The choices of confidence website services and professional technical consultantEvery design project begins with our accumulated 8517 days of design experience

Don’t worry! We value experience. All web and design troubles. Give it to us!

Our Worldwide Professional Industry Standard Skills and familiar Software and Application summary

Detailed & Transparent Pricing for our Web Design & Online Shop website projects

Server Type

Server OS

Web Server

Global “Big 3” Cloud Service Providers and Dedicated Server Deployment

Server Web Control Panel

Web Server Configuration

Web Server Cache

Web Server Data Backups

Design Software

Web Design Software & Auxiliary Website Development Tools

Website Debug Tools

Domain Name Server (DNS) Configuration

External Domain Name Server (DNS) API

Cloud SSL Key and Certificate Repository

SSL Challenge types validation

SSL ECC Certificates

Web Skills & Programming

Mobile Apps & Native Apps Programming

Web CMS and Online Shop E-commerce Backend Skills & Programming

Responsive Web Design (Mobile and Tablet Websites) Skills & Programming

Specific Web Skills & Application

Protect the website from Fraud, Spam and Abuse

Network Tools

Promotional Email & SMS Marketing Campaigns

Social Media Tools

Content Delivery Network (CDN)

External Managed Databases

Server Firewall, Web Application Firewall (WAF) and Website Security

24/7 Server & Website Security Features

Network Security and Online Payment Channels for Online Shop E-commerce

Learn more about Addison Wan Design Co

Addison Wan Design Co is a web design company based in Hong Kong

We are committed to provide clients with the world's best web design and industry leading full-stack web programming technology

Every design project begins with our accumulated 8517 days of design experience

Detailed & Transparent Pricing for our Web Design & Online Shop website projects

Our Worldwide Professional Industry Standard Skills and familiar Software and Application summary

Website Sitemap

Our Design Services

About Addison Wan Design Co

The choices of confidence website services and professional technical consultant
Every design project begins with our accumulated 8517 days of design experience

Don’t worry!
We value experience.
All web and design troubles.
Give it to us!