Tongmei Group is a state-owned enterprise in Shanxi Province, which is under the management of Shanxi State-owned Assets Supervision and Administration Commission. Tongmei Group is the largest shareholder of Zhangze Electric Power Co., Ltd. (a listed company, originally working in Wuyi Road, Taiyuan City). Tongmei New Energy Electric Power Co., Ltd. is a power sector company under Tongmei Group, which is under the same control as Zhangze Electric Power Co., Ltd., so both of them operate in the same building (South Jinyang Street, Taiyuan City 1No. 10).
Zhangze Electric Power Co., Ltd. 1 China Power Investment Corporation, the largest shareholder, sold some shares to Datong Coal Industry Group in 20 13, and Datong Coal Industry Group became the largest shareholder in 1 3.