Ersten has engaged in theexploitation of quartz mineral since 2001, its excellent quartzcrystals have been supplied to many manufacturers in China,including cosmetic factories, glass factories, quartz surfacesfactories. With this big advantage of rawmaterial â Ersten owns three huge natural quartz mines in China,after over 5 years of market research and all relativepreparations, Ersten decided to produce the quartz surfaces(engineered stone) under OEM in 2007 with 10 production lines (3production bases) up to now, and started to market its own brandâErsten Quartz Surfacesâ with more than 80 diverse designs since2012. âErsten Quartz Surfacesâ is one ofvery few quartz manufacturers who has its own mines in thisindustry, which ensures that Ersten get quartz crystals of bestquality with priority and have a very stable and strong supplychain, leading to our high quality standard with efficientproduction capacity. âErsten Quartz Surfacesâ, aperfect fusion of nature, innovative technology and artistictalent!