According to enterprise data, Taigang Linfen Iron and Steel Co., Ltd. was established in1998-10-16, and its business scope includes iron ore mining. Production, installation and maintenance: steel structure, mechanical and electrical equipment and parts; Construction machinery maintenance; Railway transportation and hoisting services; Import and export business; Equipment maintenance and installation; Anticorrosion and heat preservation; Industrial furnace; Scientific research: physical and chemical inspection; Technical consultation; Fixed assets and site lease; Verification of material measurement and measuring instruments; Labor handling, domestic service, parking lot, computer software development, consulting; Service; Integration, development and undertaking of automatic control system; Computer network engineering, communication engineering, automation engineering, TV monitoring system; Sales: computer consumables, computer software and hardware and peripheral equipment, electronic products, instruments and meters, communication equipment (except satellite ground receiving facilities and high-power cordless telephones) and low-voltage electrical equipment; Invest with its own funds: mining, manufacturing, construction, real estate, technical service, transportation and storage, electricity and water production and supply, gas supply, computer software for information transmission; Smelting, processing, manufacturing and sales: steel, billet, ingot, pig iron, iron ore, iron concentrate, sinter, raw and auxiliary materials, building materials, refractory materials and thermal insulation materials needed for steel production; Road general cargo transportation; Shipment: grain, castings, building materials, ammonium sulfate (fertilizer), construction machinery and equipment; (The following is the operation of the branch: sales: tobacco and alcohol; Catering; Accommodation, bathing, pedicure, beauty salon, photocopying, typing, business training (business activities can only be carried out after the projects subject to approval according to law are approved by relevant departments). ***