Tall man. Jiucan jewelry is made of gold with high purity, such as thousands of gold or thousands of gold. The purity of pure gold is 99.9%, and the purity of pure gold is higher, reaching 99.99%. Compared with traditional gold materials, Qianjinjin and Qianjinjin have better toughness and hardness, and are also more wear-resistant and oxidation-resistant. Therefore, the gold purity of Jiucan Jewelry is high, which makes its products more quality and durable.