Make Your Technical Stack Work in China

Guides on making your tech stack work in China using 21YunBox.

We've written several dozen posts for making your online presence, apps, web apps, and games work in China using 21YunBox.

Don't see your needs represented here? Send us an email explaining what you do (or are trying to do) and we'll happily write a new one!

China CDN Providers Compared: Who Has Mainland Nodes, and Who Needs Your ICP

Aug 2026

Which CDNs actually have points of presence inside mainland China, which serve China from Hong Kong or Singapore, and which require you to hold an ICP filing yourself. A provider-by-provider comparison.

Shopify in China: Why Stores Load Slowly, and What Actually Fixes It

Apr 2024

Learn to optimize your Shopify site for China: Reduce load times & fix broken content with our guide. Transform your Shopify performance today.

Speed Up Netlify in China: Overcome Great Firewall Challenges

Jan 2024

Discover how to optimize your Netlify site for China, overcoming slow speeds and accessibility issues. Learn about effective solutions to make your website fast and compliant in the Chinese market.

Vercel in China: Why Sites Are Slow, and What Actually Fixes It

Jan 2024

Vercel has no points of presence in mainland China, so every request crosses the Great Firewall. What that costs, what Vercel itself recommends, and the four paths teams take — compared honestly.

Maximizing Heroku's Potential in China for Web Apps

Dec 2023

Explore efficient strategies to optimize your Heroku web applications for the Chinese market, ensuring fast and reliable access within China's Firewall.

How to Improve Heroku's Access Speed in China?

Oct 2022

Although Heroku is not blocked in China, it does not have servers in mainland China. If you want to make your Heroku app work in China, this guide will give you step-by-step instructions on how to do it.