1. Zhongzheng Jewelry Appraisal Center is a third-party institution recognized by Zhongzheng State. There is no doubt about its quality and reliability, which has played a guiding role in standardizing management and promoting the healthy development of jewelry industry.

2. Zhongzheng Gemstone Association has carried out quality inspection on the certificate provided, and the appraisal center will carry out quality inspection on the certificate provided within the specified time, and the appraisal conclusion is brand-new, so there is no need to appraise the certificate.

3. Zhongzheng Jewelry Appraisal Center is a special inspection station responsible for jewelry quality, which plays a guiding role in promoting the healthy development of jewelry industry.