The new chairman of Linfen Hongda is Zhang Tiancang. Linfen Hongda is a wholesale industry, and its business scope includes: leasing, processing and repairing of mining machinery and equipment; Mine technical services; Mine emergency rescue service; Staff safety training; Invest in the coal mining industry with its own funds (excluding entrusted investment), and may not engage in or engage in financial businesses such as absorbing funds, illegal fund-raising, loans, investment and financing intermediaries in disguise. ); Coal washing, processing, and sales (Linfen municipal government prohibits business operations in the area, except for coal storage yards); Development and utilization of coal gangue; Engineering construction and installation; Accept the entrustment to engage in enterprise management services; Food management: catering and accommodation; Wholesale and retail: pig iron, cement, building materials and chemical products (except inflammable and explosive products and dangerous chemicals). The new chairman of Linfen Hongda is Zhang Tiancang. The address of Linfen is Tunli Village (Xinyang Farmers' Market), Tunli Town, Yaodu District, Linfen City.