G 682 Facade Wall Site: Exterial Curtain Wall, Woyantan, Xiamen, China Constructor: Jing Yue Group This ... Xiamen Jing Yue Stone provided the stone materials, mainly G 682. The job includes curtain walls, steps, columns and paving ... as a natural stone material, is good for curtain wall construction, facade installation. The normal treatments are flamed, polished, busuhammered, etc. G 682 Facade Wall