According to official website information of Zhongxin Jewelry, all the gold sold by Zhongxin Jewelry is pure gold with purity of 999, and its gold content meets the national standard, which is really pure gold. All gold ornaments sold by Zhongxin Jewelry strictly implement national standards, and all kinds of gold ornaments sold are strictly tested before they are sold on the counter. They are real pure gold or K gold, with complete qualification certificates and strict compliance with national standards.