万润科技：公司控股股东为长江产业投资集团有限公司，实控人为湖北省人民政府国有资产监督管理委员会

Group 1 - The company is controlled by Changjiang Industrial Investment Group Co., Ltd., which is a state-owned enterprise in Hubei Province [1] - The actual controller of the company is the State-owned Assets Supervision and Administration Commission of the People's Government of Hubei Province [1]