It may be the quality of the products don't meet the customers standard or the customer is any agent, who has to deal with the really consumer, so when he sent the samples and the consumer don't like it then you will have such disapointment.

Replying to [emmy]:i have had the same experience as some of the so called buyers like to have a personal collection at the expense of the suppliers.they collect samples and pretand to be the buyers.