Elegance and Durability. Naturally.Hanwha Surfaces is the leading manufacturer of natural quartz surfaces with the most advanced, nature-friendly manufacturing plant in North America. Our HanStone Quartz product line is ideally suited for countertops, vanities, bar tops and other surfaces throughout the home. We combine natural quartz, one of nature's hardest materials, with high-quality polymer resin and pigment to produce a durable yet luxurious stone surface. All of these qualities have made HanStone Quartz a premier choice for builders throughout North America.