Synthetic quartz stone quartz stone has other decorative materials can not match the wear and pressure, high temperature, corrosion-resistant, anti-penetration properties. Quartz crystal is the nature of natural mineral hardness only to diamond quartz plate, on the surface hardness of Ta Mok's hardness 7.5 quartz stone countertops, quartz stone quartz technology investments in the development process of the Korean Hanwha second year after year plan quartz stone production line, due to market considerations Hanwha additional signed agreements with Pericom's - in 2010, Pericom's equipment is not allowed to sell to China. According to this situation, in China to produce quartz only independent research. By Beverly Long day and night to all my colleagues three years of efforts, 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.