由河南省轻工业科学研究所、新乡王牌瓷业总公司共同研制开发的保健抗菌瓷质地板砖,于2001年8月1日通过了由河南省经贸委主持的鉴定验收。专家鉴定认为,该产品抗菌范围广,作用时效长,其它性能指标也均符合或优于国家标准,达到了国内先进水平。该产品所使用的抗菌材料是将抗菌成份银、铜、锌等离子及其化合物结合于纳米级无机 By the Henan Provincial Institute of Light Industry, Xinxiang Wang licensing Ceramics Corporation jointly developed by the Health and anti-bacterial porcelain floor tiles, on August 1, 2001 adopted by the Henan Provincial Economic and Trade Commission presided over the identification of acceptance. Experts believe that the wide range of anti-bacterial products, the role of long-term, and other performance indicators are also in line with or better than the national standard, reached the advanced domestic level. Antibacterial materials used in the product is the antimicrobial ingredients of silver, copper, zinc and their compounds combined with nano-inorganic