Characteristics of quartz and quartz stone has the characteristic of reason 5, non-toxic and non-radiation quartz stone surface is smooth, smooth is also minimalist marks retention, dense non-porous material structure allows bacteria can not hide quartz stone countertops, materials produced by the United States NSF certification, direct contact with food quartz structure, completely non-toxic! How to identify quartz stone quartz stone quality of two compared with foreign BESTFLOOR quartz quartz stone 1. Appearance: C, color: So in the short term the company's products will gradually deeper level replacement. Also in the upper part of the color of the product is not perfect Kai Sa quartz, because quartz stone products for different colors, technical requirements are not the same, but its core technology Beverly The company has completely mastered, but in the details needed perfect. Kai Sa quartz | Kai Sa Building Materials (certified) | quartz provided by Kai Sa Building Materials Co., Ltd., Dongguan City. Building Materials Co., Ltd., Dongguan City, Kai Sa (www.kaisa-stone.com) is Dongguan, sandstone leaders, over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Kai Sa leader in building materials with the staff warmly welcome all inquiries negotiations to create building materials Kai Sa a better future.