The International SEO Association (ISEO) 2024 Benchmark Report shows that foreign trade websites that have undergone technical SEO optimization have seen a 280% increase in Google crawling efficiency and a 65% increase in index coverage (Source: iseo-org ). Google Search Center indicates that 78% of foreign trade websites have at least three technical SEO flaws (Source: developers.google.com/search/docs ).
I. Web crawler readability check
1. Basic crawlability
- Does robots.txt incorrectly block important directories?
- Are there a large number of 302 redirect chains?
- International Webmaster Tools (IWA) standard : Core pages must return a 200 status code (Source: iwa-web.org )
Typical problem : A chemical company was not included in the index for six months because its robots.txt file mistakenly blocked the /product/ directory.
2. Rendering capability test
- Can JavaScript content be parsed?
- Is the key CSS/JS lazy loaded?
II. Website Architecture Health Diagnosis
1. Link Structure Evaluation
- Does an isolated page exist?
- Does the internal link depth exceed 4 levels?
2. International Version Technical Implementation
- hreflang tag configuration accuracy
- Multilingual URL normalization
III. Performance and Security Audit
1. Core performance indicators
- Is the mobile LCP ≤ 2.5 seconds?
- Is TBT < 200ms?
2. Security Protocol Check
- HTTPS full-site encryption
- Mixed content warning check
IV. Structured Data Validation
1. Basic tag coverage
- Product Page Schema Implementation Status
- Breadcrumb navigation markers
2. Error monitoring
- Search Console Structured Data Report
- Rich Media Search Results Test
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