Reliable. Zhongyan Holding Group is reliable, and it is a professional jewelry group company integrating jewelry design, product research and development, jewelry wholesale and jewelry retail. A group company is a group company organized to act together for a certain purpose. It refers to an enterprise legal person consortium with capital as the main link, parent company as the main body and the articles of association of the group as the norm, which is composed of members such as parent company, subsidiary company and shareholding company.