kingsquartz.com is the famous brand of Quartz Stone, and belong to Xiamen Tostone. our products covers all kinds of stone material, like marble, granite, slate, artificial marble, sandstone, limestone, pebble etc. Kings Quartz Stone is specialized in quartz stone research, technology development and production. Kings Quartz covers an area of 720000sqf, and the yearly output of quartz slab can be more than 500 thousand square meter.