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ZHENGZHOU SHENGYIFA INDUSTRIAL CO.,LTD,the pioneer of WPC door and WPC door skin manufacture,was established in 2003 and occupies 50,000 square meters in Zhengzhou city,China.After more than 20 years specialized in WPC door/WPC door skin,SHENGYIFA has achieved as a respected manufacturer in this field.

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What are the disadvantages of cheap wooden doors

Cheap inferior wood door often appears the following a few kinds of phenomena:
Inferior wooden door is used when a few months can have by wear phenomenon generation, some wooden door surface is not smooth enough delicate have wear.
Inferior wooden door appears very easily after the long time of sunshine illuminate fade or produce chromatic aberration, these are found very hard in a short time.
As time elapses the constant change of moisture content of wooden door, enter autumn especially, facade often can appear a few cracks. And the summer will appear the phenomenon of wooden door moldy. Unprofessional installation is also easy to appear the wooden door is not tight, beautiful enough and other problems, and increase the loss of the wooden door.
According to the announcement of the world health organization shows that the formaldehyde produced by indoor decoration pollution is determined to be carcinogenic substances, cheap wood door using density board, cheap, high material utilization rate, so it contains more likely to exceed the standard of formaldehyde substances, formaldehyde can continue to release 3 to 15 years.Its main performance is in the plate has a stimulating odor, long-term exposure to low dose of formaldehyde will cause chronic respiratory diseases, even cause nasopharyngeal cancer.

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