Our company is Xiamenshizhijiestone import & export CO.,LTD.We major manufacture phoenix stone. Our products is very popular in Europe and Dubai and Middle East and so on. The products specifications have: 1340×2660×18 (20or30)mm 1340×2860×18 (20or30)mm1340×3060×18 (20or30)mm600×600×18mm above or below The thickest is 20CM and the thinest is 10CM.Of course you can custom it.As long as you let me know the specification.