User-agent: Googlebot
Disallow: 
User-agent: baiduspider
Disallow: 
User-agent: Yahoo! Slurp
Disallow:
User-agent: Yahoo! Slurp China
Disallow:
User-agent:Sogou web spider
Disallow:
User-agent:msnbot
Disallow:
User-agent:Sosospider
Crawl-delay:3600 
User-agent:*
Disallow:/