
General Projects: Manufacturing special equipment for refining and chemical production; Manufacturing special equipment for environmental protection; Sales of environmental protection equipment; Manufacturing of special equipment (excluding licensed professional equipment manufacturing); Manufacturing and sales of desulfurization and denitrification equipment for coal-fired flue gas; Manufacturing of mechanical and electrical equipment; Sales of electrical equipment; Manufacturing of power equipment; Sales of power facility equipment; Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment; Manufacturing of general equipment (excluding specialized equipment manufacturing); Special equipment; Manufacturing of metal materials; Research and development of mechanical equipment; Sales of electrical and mechanical equipment; Sales of mechanical equipment; General mechanical equipment installation services; Maintenance of special equipment; Sales of metal products;... [
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