Question for Béton Asphaltique Sarl

What materials are available on the market? Which of them are produced locally?
Are they available (in stock) or should they be ordered in advance? How long should we wait?
Can we ask for personalized items according to our project? i.e. size, quality, etc.? How long it takes to produce them? How much does it cost
If the material is not produced locally, how much time you need it to import? If we order – should we pay any advance? How much?
Is there any service included/proposed?