乐通股份：聘任周宇斌为公司总裁

Group 1 - The company announced the appointment of new executives, including Zhou Yubin as President and Guo Meng as Secretary of the Board [2] - Other appointments include Kuai Shuhong and Zhang Zhiyuan as Vice Presidents, Hu Ting as Chief Financial Officer, Liu Chunmei as Audit Department Manager, and Yang Wanqiu as Securities Affairs Representative [2] - The terms for the newly appointed executives are set for three years, starting from the approval date of the first meeting of the seventh board of directors [2]