KMF 1 refers to Zhou Dasheng brand gold products. Zhou Dasheng is a leading mid-range diamond and jewelry brand in China's high-end market, and its gold bracelets are famous for their high quality and exquisite design. The logo of KMF 1 indicates that the bracelet is made of pure gold and is not doped with other impurities. In addition, the KM and F marks respectively represent the manufacturer's logo and the serial number or batch information of the product. As a well-known jewelry brand, Zhou Dasheng promises to provide high-quality gold bracelets that have undergone rigorous testing and quality control, and ensure that they meet the requirements of national standards. When purchasing, you should carefully check the signs and certificates on the products to ensure the authenticity of the purchased products. Zhou Dasheng, a Chinese jewelry brand, leads the national jewelry chain enterprises in the total number of stores. Chow Tai Sang Jewelry Co., Ltd. is mainly engaged in the design, promotion and chain operation of "Zhou Dasheng" brand jewelry. It is one of the largest jewelry brand operators in China and the leading diamond jewelry brand in the middle and high-end mainstream market in China.