China SEO Glossary: 50+ Essential Terms (EN ↔ 中文)
Decode the language of China’s digital landscape – from technical crawlers to legal must‑knows. Bookmark this page for quick reference.
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Navigating China’s search ecosystem requires mastering a unique vocabulary. This glossary brings together over 50 terms spanning technical, marketing, legal, and platform‑specific jargon. Each entry includes the English term, its Chinese equivalent, and a concise definition.
Insider Tip: Use the tabs below to filter by category. The Chinese terms are written in Simplified Chinese (zh‑CN) – the standard for mainland China.
Glossary by Category
| Term (English / 中文) | Definition |
|---|---|
| Baiduspider / 百度蜘蛛 | Baidu’s web crawler that indexes pages for search. |
| Tongji / 百度统计 | Baidu’s analytics platform (similar to Google Analytics). |
| ICP License / ICP备案 | Required filing for websites hosted in China or using a China CDN. |
| Beian / 备案 | The official filing process with Chinese authorities. |
| CDN / 内容分发网络 | Content Delivery Network; crucial for fast loading in China. |
| .CN domain / .CN域名 | Country-code top-level domain for China; requires real-name verification. |
| Great Firewall / 防火长城 | China’s internet censorship and filtering system. |
| Latency / 延迟 | Delay in data transmission; high latency hurts Baidu ranking. |
| Server in China / 国内服务器 | Hosting server physically located in mainland China. |
| DNS poisoning / DNS污染 | Disruption of DNS resolution, often used to block sites. |
| TTL / 生存时间 | Time To Live for DNS records; affects failover speed. |
| SSL certificate / SSL证书 | Enables HTTPS; China has its own root certificate authorities. |
| Term (English / 中文) | Definition |
|---|---|
| KOC / 关键意见消费者 | Key Opinion Consumer; everyday users who influence peers. |
| KOL / 关键意见领袖 | Key Opinion Leader; influencer with large following. |
| Douyin / 抖音 | Chinese version of TikTok; powerful social search. |
| Xiaohongshu / 小红书 | Little Red Book; social commerce and search platform. |
| WeChat / 微信 | Super app with integrated search (WeChat Search). |
| Baidu Index / 百度指数 | Baidu’s keyword research and trend tool. |
| SEM / 搜索引擎营销 | Search Engine Marketing (paid search). |
| Paid listing / 竞价排名 | Baidu’s pay-per-click advertising model. |
| Optimization / 优化 | General term for SEO (搜索引擎优化). |
| Long-tail keywords / 长尾关键词 | Specific, longer search phrases with lower competition. |
| Authority / 权重 | Domain authority in Baidu’s algorithm. |
| Inclusion / 收录 | When a page is added to Baidu’s index. |
| Ranking / 排名 | Search result position. |
| Crawl / 蜘蛛抓取 | Process of a search bot fetching a page. |
| Backlinks / 外链 | External links pointing to your site. |
| Friendship links / 友情链接 | Mutual link exchanges, a common tactic in China. |
| Term (English / 中文) | Definition |
|---|---|
| PIPL / 个人信息保护法 | Personal Information Protection Law; China’s comprehensive data privacy law. |
| Cybersecurity Law / 网络安全法 | Law regulating network security and data localization. |
| Data localization / 数据本地化 | Requirement to store certain data on servers within China. |
| Cross-border data transfer / 跨境数据传输 | Transferring data out of China; subject to strict rules. |
| Privacy policy / 隐私政策 | Mandatory disclosure of data practices under PIPL. |
| User consent / 用户同意 | Must be obtained before collecting personal information. |
| Real-name verification / 实名认证 | Requirement for many online services (e.g., forums, domains). |
| Internet real-name / 网络实名 | Broader real-name system for internet users. |
| CAC / 网信办 | Cyberspace Administration of China; main internet regulator. |
| Term (English / 中文) | Definition |
|---|---|
| Baidu Webmaster Tools / 百度站长平台 | Official tools for site verification, crawl stats, and indexing. |
| Baidu Search / 百度搜索 | China’s dominant search engine (>60% market share). |
| Shenma / 神马搜索 | Mobile search engine by UC Web and Alibaba. |
| Sogou / 搜狗搜索 | Popular search engine with WeChat integration. |
| 360 Search / 360搜索 | Search engine by Qihoo 360, often pre-installed on browsers. |
| WeChat Search / 微信搜索 | In-app search indexing official accounts and articles. |
| Douyin Search / 抖音搜索 | Social search within Douyin’s video platform. |
| Baidu Translate / 百度翻译 | Translation tool useful for keyword research. |
| Baidu Maps / 百度地图 | Mapping service with local business listings (local SEO). |
| Tianyancha / 天眼查 | Business data platform; often used to verify company authority. |
| Term (English / 中文) | Definition |
|---|---|
| Landing page / 落地页 | Page where users arrive after clicking a search result or ad. |
| Conversion rate / 转化率 | Percentage of visitors who complete a desired action. |
| Bounce rate / 跳出率 | Percentage of visitors who leave without interaction. |
| Page load time / 页面加载时间 | Critical factor for Baidu ranking, especially on mobile. |
| Mobile-first / 移动优先 | Baidu predominantly uses the mobile version of a page for indexing. |
| Responsive design / 响应式设计 | Design that adapts to all screen sizes. |
| Simplified Chinese / 简体中文 | Standard written script for mainland China (zh-CN). |
How to Use This Glossary
Bookmark this page and refer back when you encounter unfamiliar terms. For deeper dives, explore our technical guides and resources. If you spot a term we missed, let us know.
Note: Chinese internet landscape evolves rapidly. Always verify compliance terms (like PIPL) with a legal professional.