Sell Interior Exterior Doors

General Contractor from Poland is interested in buying doors from Indie, China etc.We would like to order first 30 doors exterior as a sample and after checking around 500 doors (interior, exterior ). Stable co-operation in future.Im waiting for offers of security doors, steal doors and wood doors (interior exterior) that contains prices + transport. Im interested in cheap but quite nice looking doors. They have to have CE certyfication.