Maintenance

	【 Most smears do not threaten Polystone 】 　　Polystone is a solid, imporous and compact material which has the character of resisting the corrosion from various smears. Most smears, including foods, edible oil, soy sauce, vinegar, alcohol, iodine, citric acid, lipstick, shoeshine, and ink, do not threaten Polystone. Its durability is excellent. Besides, maintenance is easy and waxing is not required so a lot of expenses can be saved. Therefore, it has been widely used in households and for commercial purpose.
	【 Easy daily cleaning and maintenance 】 　　Water stains or a small quantity of smears may be eliminated easily by using wet cloth and a few household detergents or soapy water.
	【 Serious smears or cuts 】 　　They may be eliminated by rubbing with abstergents and cloth. More intractable ones may be eliminated with fine sand paper (180～400). Then Polystone will restore its luster after rubbed with cloth and water.
	【 Strong smears, cigarette stub burning or a few scores 】 　　Smears or scores may be eliminated with sand paper and water and polished with polishing machines. With regard to more serious damages, please contact Polystone’s distributors, who possess techniques and equipment for repairing scars.

Considerate maintenance
　　 Considerate maintenance of Polystone is required for preventing the following avoidable damages so as to make Polystone durable.

	【 Cutting 】 　　Direct cutting on Polystone should be avoided.
	【 Sudden heating 】 　　Heatproof pads should be used when placing hot boilers on Polystone. Avoid using cold and hot water alternatively in water bowls.
	【 Strong smear 】 　　Polystone can resist most of smears and corrosions, but strong chemical agents, toilet detergents, derusting agents, turpentine, and water pipes containing acid will produce blotches when they are placed on the surface of Polystone for a long time.
	【 Impact 】 　　 Avoid heavy item falling on Polystone counter tops for preventing ugly scars and even rupture.
	【 Flames 】 　　Avoid Polystone touching burning flame directly.
	【 Dryness 】 　　Although Polystone is waterproof and its water absorption is very low, excessive stagnant water should be avoided. Besides, it is advisable to avoid placing wet cloth and towel on Polystone for a long time. Keep Polystone surface as dry as possible. Because water contains a large quantity of bleachers and scales, and white spots will appear on Polystone surface after a long time of soaking it in water. Under such circumstance, please wipe the surface as soon as possible and blow it with hair drier. It will restore after some time.