Metal packaging containers and materials manufacturing; refining and chemical production special equipment manufacturing; special equipment manufacturing (excluding licensed professional equipment manufacturing); furnace, kiln, and electric furnace manufacturing; electrical equipment manufacturing; electronic components and electromechanical component equipment manufacturing; mechanical and electrical equipment manufacturing; material handling equipment manufacturing; environmental protection special equipment manufacturing; industrial automatic control system device manufacturing; special operation robot manufacturing; intelligent robot research and development; mechanical equipment research and development; engineering and technical research and experimental development; metal packaging containers and materials sales; refining and chemical production special equipment sales; electrical equipment sales; intelligent power transmission and distribution and control equipment sales; electronic components and electromechanical component equipment sales; mechanical and electrical equipment sales; intelligent material handling equipment sales; industrial automatic control system device sales; special equipment sales; electrical equipment repair; general equipment repair; installation and repair of specialized machinery for agriculture, forestry, animal husbandry, sideline fisheries; general mechanical equipment installation services; industrial engineering design services; technical services, technical development, technical consulting, technical exchange, technology transfer, and technology promotion; labor services (excluding labor dispatch); engineering management services; landscaping construction; urban greening management; goods import and export; technology import and export. Licensed items: hazardous chemical packaging containers and materials production; special equipment manufacturing; construction engineering construction; road motor vehicle production; electrical installation services; installation, repair, and testing of power transmission, supply, and receiving power facilities.