Xien stone also called Golden Grain granite, whose hardness is lower than the ordinary granite and marble, so its cutting speed is higher than others, efficiency, potentially greatly reduce the use of water and electricity consumption, machinery and equipment.

Golden Grain granite is the most widely used stone by human, and its noble and elegant temperament characteristics and natural environment products a wonderful achievement of architectural history. Hundreds of years ago Golden Grain granite had been decorated in the Louvre, the British Royal Palace, the Capitol building, Harvard, Notre Dame, etc, which is still charming and having classic forever.