豫园旗下老庙黄金法定代表人变更，珠宝板块要有大动作？

Group 1 - The core point of the news is the change in leadership at Shanghai Laomiao Gold Co., Ltd., with Zhang Jian stepping down as the legal representative and executive director, and Huang Zhen taking over these roles [1] - Shanghai Laomiao Gold Co., Ltd. was established in July 1989 with a registered capital of 1 billion RMB, and its business scope includes retail and wholesale of gold jewelry, repair, manufacturing, processing, acquisition, and retail of gold and silver commemorative coins, jewelry, diamonds, and other related products [1] - The company is wholly owned by Shanghai Yuyuan Jewelry Fashion Group Co., Ltd. [1] Group 2 - The recent changes in the company's management structure include the resignation of Zhang Jian and the appointment of Huang Zhen as the new legal representative and director [2] - The company has undergone several changes in its management personnel, with the latest updates reflecting the new appointments and departures in key positions [2]