For someone do dropshipping
You can contact me before place an order, collect orders and send me a document with order detail like address, size , what items and so on.
If place order in dhgate , you can leave customer address in the dhgate address chart , remember leave order message of your phone number the one we can contact up with you,and say this is do dropship , then we know send qc to you.
Any more question please contact me.