网站建设中的 SEO 基础设置是提升搜索引擎可见性的核心，需围绕抓取规律与用户需求，从多方面构建体系，为流量增长奠基。

　　The basic SEO settings in website construction are the core of improving search engine visibility. It is necessary to build a system from multiple aspects around crawling patterns and user needs, laying the foundation for traffic growth.

　　一、域名与服务器配置

　　1、 Domain Name and Server Configuration

　　域名选与品牌或业务相关的名称，含核心关键词拼音或英文，长度≤15 字符，优先.com、.cn 后缀，避特殊符号。

　　Choose a domain name related to the brand or business, including core keywords in Pinyin or English, with a length of ≤ 15 characters, and prioritize the. com and. cn suffixes to avoid special symbols.

　　服务器响应时间≤300ms，选多线机房防区域卡顿，年可用性≥99.9%（月宕机≤1 小时），保障稳定抓取。

　　Server response time ≤ 300ms, choose multi line data center to prevent regional lag, annual availability ≥ 99.9% (monthly downtime ≤ 1 hour), ensure stable capture.

　　二、网站结构设计

　　2、 Website Structure Design

　　扁平化结构：首页到内页点击≤3 次，重要页面在首页设入口，导航用文字形式，按业务分类，子页面≤10 个 / 分类。

　　Flat structure: Click ≤ 3 times from the homepage to the inner page, set an entrance for important pages on the homepage, use text navigation, classify by business, and have ≤ 10 sub pages per category.

　　面包屑导航显示 “首页> 分类 > 页面” 路径，助搜索引擎明确层级，提升内页权重传递。

　　Breadcrumb navigation displays the path of "Home>Categories>Pages", helping search engines clarify hierarchy and improve the weight transfer of internal pages.

　　三、页面元素优化

　　3、 Page element optimization

　　标题标签含核心关键词，≤30 汉字，格式为 “页面主题 - 品牌名”，忌堆砌关键词。

　　The title tag contains core keywords, ≤ 30 Chinese characters, in the format of "page theme brand name", avoiding keyword stuffing.

　　meta 描述 80-120 汉字，自然融关键词 1-2 次，具吸引力，可提升点击率 25%。

　　Meta description of 80-120 Chinese characters, naturally incorporating keywords 1-2 times, attractive, can increase click through rate by 25%.

　　图片加 alt 属性描述内容，压缩≤200KB，用 WebP 格式，兼顾加载速度与可识别性。

　　Add alt attribute to describe the content of the image, compress it to ≤ 200KB, use WebP format, and balance loading speed and recognizability.

　　四、内容布局规范

　　4、 Content Layout Specification

　　首页突出核心业务，原创内容≥70%，资讯板块每周少更新 1 次。

　　The homepage highlights core business, with original content accounting for at least 70%. The information section is updated at least once a week.

　　内页首段 100 字含关键词，段落≤3 行，用 H2、H3 标签分层，关键词密度 2%-8%。

　　The first 100 words of the inner page contain keywords, with paragraphs ≤ 3 lines, layered with H2 and H3 tags, and a keyword density of 2% -8%.

　　内容加内部链接，锚文本用关键词描述，提升页面关联性。

　　Content with internal links, anchor text described with keywords to enhance page relevance.

　　五、链接规范设置

　　5、 Link specification settings

　　robots.txt 明确可抓取与屏蔽目录（如允许 /product/，屏蔽 /admin/），避免资源浪费。

　　Robots.txt explicitly allows crawling and blocking directories (such as/product/, blocking/admin/) to avoid resource waste.

　　sitemap.xml 含重要页面 URL，按更新频率分类并提交平台，收录效率提升 30%。

　　Sitemap.xml contains important page URLs, categorized by update frequency and submitted to the platform, resulting in a 30% increase in indexing efficiency.

　　及时处理死链接，用 301 重定向相关页面，防权重流失。

　　Handle dead links in a timely manner, redirect to relevant pages with 301, and prevent weight loss.

　　六、移动端适配要点

　　6、 Key points of mobile adaptation

　　响应式设计确保同一 URL 适配多设备，移动端字号≥14px，按钮≥44px×44px，忌横向滚动。

　　Responsive design ensures that the same URL is compatible with multiple devices, with mobile font size ≥ 14px, buttons ≥ 44px × 44px, and avoiding horizontal scrolling.

　　优化加载速度，压缩代码、延迟加载非首屏图片，确保 3 秒内加载（每慢 1 秒跳出率升 15%）。

　　Optimize loading speed, compress code, and delay loading non first screen images to ensure loading within 3 seconds (with a 15% increase in bounce rate for every 1 second slower).

　　七、上线前测试

　　7、 Pre launch testing

　　检查页面标题、描述性，测试链接有效性，验证多机型移动端适配效果。

　　Check the uniqueness of page titles and descriptions, test the effectiveness of links, and verify the compatibility of multiple mobile devices.

　　完善基础设置后，搜索引擎能抓取理解内容，为后续靠内容质量提升排名打基础，实现从 “被收录” 到 “被” 的转变。

　　After improving the basic settings, search engines can efficiently crawl and understand content, laying the foundation for improving rankings through content quality in the future and achieving a transition from being "indexed" to "recommended".

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