Group 1 - The establishment of China Electric Power Construction (Haikou) Land Rehabilitation Investment Co., Ltd. has been reported, with Hou Zhiqiang as the legal representative [1] - The company's business scope includes construction engineering, non-coal mining resource extraction, land rehabilitation services, real estate registration agency services, and ecological restoration and protection services [1] - The company is jointly owned by China Electric Power Construction (601669) and Hainan Yongshun Construction Engineering Co., Ltd. [1]