Bulgaria Requests

I am a Bulgarian importer of tents. I am writing to you in regard to my interest in the tents you produce. I am looking for 2000 pcs high-quality single and 2800 pcs double tents from polyester. Could you give me more information about: -the standard tents you produce -whether you can produce single(2people) and double tents(4 people) size 210х140 and 320x210cm; waterproof -what is the price per unit -what are the delivery terms -is there a minimum quantity for order -what are the payment terms