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1. Efficient SEO must have https and SSL security certificates. After installation, the website has a lock.
2. SEO keywords must not use too many overlapping words.
3. SEO optimization should focus on the page speed score of the website, and Google's own analyzer.
4. The focus of SEO optimization is to let crawlers recommend your website, pay attention to the errors of the w3c specification, and make good use of detection tools.
5. The key points in the SEO focus of website construction, pictures should be compressed, and webp is recommended for the picture format.
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