Bulgaria importer company request: ceiling tile

We are in need of 500 pieces of Contur 600 tile ceiling with dimensions 12.5mm x 600mm x 600mm. Could you kindly provide us with the following details at your earliest convenience:
The cost in USD for the required quantity.
Lead time for delivery.
A copy of the product data sheet.
Please note that the tiles must match exactly with the ones in the attached image, as we are only replacing the damaged tiles on the ceiling and not replacing all tiles.
We would appreciate your prompt response, as this is an urgent requirement.