本厂生产的神牌砖瓦添加剂是多年实验研制而成，该产品已向国家专利局申请专利，独家拥有。本产品是由多种化工原料配制，具有提高砖瓦质量的奇效功能．本F畴昔干、钉罐乃会秒什纺官的且官干库中栓 The factory’s brand licensing brick additives are developed over many years of experiments, the product has been applied for patents from the State Patent Office, exclusive ownership. This product is prepared from a variety of chemical raw materials, has the miraculous function of improving the quality of bricks and tiles. The F-sequentially dried and nailed jar will be affixed in the second official’s official and official warehouse.