Chang Gan jewelry is a regular brand. Judging from the credibility of the brand, Chang Gan Jewelry, as a well-known jewelry brand in China, has many years of history and good reputation, and its product quality and after-sales service have been recognized by consumers, so it can be considered as a regular brand. Judging from the compliance of brand laws and regulations, regular brands must abide by national laws and regulations, including quality standards, price regulations and intellectual property protection. If Chang Gan jewelry can strictly abide by these laws and regulations, it can also prove its regularity. Chang Gan Jewelry Co., Ltd. (hereinafter referred to as Chang Gan Jewelry), headquartered in Erqi District, Zhengzhou City, is a large jewelry enterprise integrating design, production, wholesale, retail and franchise chain.