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Disallow: /plates/exotic.html
Disallow: /images/plates/back/
Disallow: /images/plates/small/
sitemap: http://www.bossreg.com/sitemap.php 
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User-agent: Baiduspider
Disallow: /
User-agent: YoudaoBot
Disallow: /
User-agent: sogou spider
Disallow: /
user-agent: AhrefsBot
disallow: / 
user-agent: discoverybot
disallow: / 
User-agent: SemrushBot
Disallow: /
User-agent : DAUM 
Disallow : /