CE Certificate,ASTM from TUV Rheinland and SGS
In accordance with the different circumstances requests from USA and Europe,we applied Stone CE Certificate and Stone ASTM from TUV and SGS Testing Organization to help our customers have the confidence in our products.
All of our natural stone producsts need to pass the water absorption,compressive strength after freezing-thawing cycles, flexural strength,modulus of rupture,abrasion resistance,frost reisistance,Stone radiation test ect,all our stone products have to conform to strict standards from Europe and USA.