Welcome to Hua'an Notes! Personal notes, job blog
About this blog
The name of this blog is "Hua'an Notes". It is difficult to introduce yourself, because everyone always wants to show his best side to everyone, but in fact, no one is perfect

SEO optimization
Long tailed words, website weight, website map, title tag, inner chain, outer chain, 301 redirect, URL static, 404 pages, anchor text, friendship links, search spiders, secondary domain names, power reduction K stations, robots.txt, keyword density
  
Short video (personal non-commercial works)

Hua An Notes ↓