This is a puppy mill. In the worst way. If you look closely, the mothers are all in very poor shape and have eye infections (see the pink around the eyes?) They also look terribly unhappy. Hard to believe they are only ages 2 and 3.
Read this link and watch the video:
http://www.yorkietalk.com/forums/gen...ennel-usa.html
These kind of people don't change their stripes.
They don't just breed yorkies... and it's a terrible terrible thing:
World Kennel USA Puppy Mill Project - a set on Flickr World Kennel USA Exposed
If you need advice on how to detect a good breeder look at my signature line link here....
(Good for you for checking and asking!!!) and keep asking - people here will be happy to chime in.