Baby Hygiene Products wholesale import to New Zealand

Hi Team,
I would like to know more on importing disposable diapers to New Zealand.
What is the minimum quantity?
Are you able to re-brand/private label?
Are you able to send a few samples before placing an order?
Do these sell under any European or American brands?
What are your prices?
Any other information you can provide on the diapers.
Looking forward to your reply.
Regards,