In recent years, company Zeng Duoge the product has attained the national monopoly. 近年来，公司曾多个产品已获国家专利。
A number of technology products and national patents, and products have become the world's original support of the new Spunlace cloth. 多项产品和技术获得国家专利，并有多支产品成为全球独创的新型水刺布。
