Acoustic noise diatom mud: diatom mud numerous pores can absorb and reduce the noise, its effect is equivalent to more than 2 times the same thickness of cement mortar and slate. Pastel diatom mud: diatom mud absorbance strong diatom mud, so that the reflected light natural soft, so that the eyes are very comfortable, but also reduces the child's myopia price diatom mud, Qin sports (certified), diatom mud Ltd provided by the West 安秦氏 sports facilities. West 安秦氏 sports facilities Limited (www.xaqsty.com) (www.xaqsty.com) Xi'an, Shaanxi plastic floor leader, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum meet customer needs. Qin sports leaders in the staff warmly welcome all inquiries negotiations to create a better future Qin sports.