Own quarry & factory with strict QC ensure competitive price and excellent quality. Common sizes 5 - 10 mm, 10 - 20 mm, 20 - 40 mm, 40 - 60 mm, 60 - 80 mm or larger.
Own quarry & factory with strict QC ensure competitive price and excellent quality. Common sizes 5 - 10 mm, 10 - 20 mm, 20 - 40 mm, 40 - 60 mm, 60 - 80 mm or larger.
