marked on the name, address, instructions and implementation of standards. Since 2001, the national standard for laminate flooring has been put into effect. Its name and serial number are the national standard GB18580-2001 of the People's Republic of China. Well-known brands both with the authority of our country quality inspection department to produce the test report; Also labeled on the product box marked complete. Registered trademarks, manufacturers, business units, models, quantity, address, telephone and so on. 4, choose free formaldehyde release, waterproof wooden floor contains a certain amount of formaldehyde, if more than the national target value (1.5mg / L) will be harmful to human body in the purchase of the most appropriate selection of a national environmental protection certification mark Product or inspection-free product. 5, waterproof performance: waterproof performance with absorbent thickness expansion index reflects the index value is high, poor water resistance, that is, in the humid environment easily lead to dimensional changes. 6, non-slip: must be a scientific texture design, played that is beautiful and safe. Green flooring buy skills, over a small family to share
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