POLAND,... Dear Sir or Madam, We are a company in Poland importing slate tiles from China. We are considering adding Brasilian slate and other stones to our range of products. We would appreciate your quote for black slate tiles in dimensions 300 x 300 x 10-13mm, 400 x 400 x 10-13mm and 300 x 600 x 10-13mm based on container loads. Please also let us know with other colours and stone you can deliver.Best regards