Zhankui Zhang

China Hua Xin Group Holdings Ltd. operates as a thermal power service providing company. It focuses on providing third-party service, including O&M, overhaul, upgrade remolding, early-stage development, design, and construction, and other services. The company was founded on August 30, 2021 and is headquartered in Zhengzhou, China.

Shandong Aluminum Co., Ltd. is a Chinese company that manufactures and distributes chemical products. The company is based in Zibo, China. It is ultimately controlled by the Government of China.

Aluminum Corporation of China engages in the development and trade of mineral resources; smelting and processing of nonferrous metals; and provision of engineering and technical services. It operates through the following business segments: Aluminum Plate, Copper Plate, Rare Earth Plate, Engineering Technology, Mineral Resources, Overseas Sector, Trade, Energy, and Financial. Its products include alumina, aluminum ingots, carbon products, fabricated aluminum products, fabricated copper, rare metals, and rare earth products. The company was founded on February 23, 2001 and is headquartered in Beijing, China.

China ENFI Engineering Corp. engages in the project integration, energy industry, and resource development businesses. The firm specializes in metallurgical and mining engineering, environmental protection, chemical engineering, ropeway engineering, architecture and construction, and rare metals and light metals engineering design services. The company was founded in 2006 and is headquartered in Beijing, China.