User-agent: Googlebot-Image
Allow: / 

Sitemap: https://www.xxxx.com/files/sitemap.xml
 
User-agent: Baiduspider
Disallow: /
 
User-agent: BLEXBot
Disallow: /
 
User-agent: JikeSpider
Disallow: /
 
User-agent: proximic
Disallow: /
 
User-agent: Sosospider
Disallow: /
 
User-agent: TwengaBot-2.0
Disallow: /
 
User-agent: bingbot/2.0
Disallow: /