State Development & Investment Corp., Ltd. (a major Chinese state-owned enterprise) acts as the single largest controlling shareholder of SDIC Power Holdings Co., Ltd., holding a commanding equity stake approaching 48 percent. Other prominent institutional and corporate shareholders include China Yangtze Power Co., Ltd. with over 16 percent, the National Council for Social Security Fund holding roughly 7.4 percent, alongside various domestic financial asset management corporations, public mutual funds, and international institutional investors trading shares on the Shanghai and London stock exchanges.