國內最具實力、專業水準的人造石進口公司「天恆國際」自2001年正式成立以來，不停革新、研發新型人造石材料，專業進口高品質人造石。其自有石英石品牌矽鋼石Sicistone，將93％石英晶體與優質樹脂，經高溫高壓製成，硬度達莫氏硬度7.5，不易刮傷。

Since its establishment in 2001, Tianhen International has stood as one of Taiwan’s most reputable and technically advanced importers of engineered stone. With a strong commitment to innovation and material development, the company has consistently introduced high-quality quartz surfaces to the market, solidifying its leadership in the field. Among its standout achievements is Sicistone, Tianhen’s proprietary quartz surface brand. Comprising 93% natural quartz crystals combined with premium-grade resins, Sicistone is produced under high pressure and temperature, resulting in an exceptionally durable surface with a Mohs hardness of 7.5—resistant to scratches and everyday wear.