Maintaining of Renshou Quasto is easy. Simply wash with a soft cotton cloth and warm water, use a mild soap if desired.
DO NOT expose, in use or otherwise, Renshou Quasto with abrasive or strong alkaline or acid or free radicals or oxidizers or the like (whether high, neutral or low pH) cleaners. Various chemicals are corrosive and/or erosive in their ability to attack any structure of quartz stone. Be very aware of these potential damages to your surface.
DO NOT use or expose to such products including, but not limited to bleach, oven cleaners, products with pumice, batteries, paint removers, furniture strippers, tarnish or silver cleaners, or the like. DO NOT use abrasive or harsh scrub pads. DO NOT apply any sealers, penetrants or topical treatments under any circumstances. Such products will wear off and cause the gloss to appear dull or inconsistent.