Reliable. Because the jewelry sold by Taobao Zhongxin Jewelry Brand is delicate in texture, with a sandy surface, which highlights the delicate texture and contains historical and cultural details, the gold content is as high as 99.9%, so it is reliable to have the appraisal label of the Quality Inspection Bureau. Taobao is a large-scale online retail and business circle in the Asia-Pacific region, which was founded by Alibaba Group in May 2003.