The registration address of henan gyeongyi mechanical equipment limited is located at 12# plant in central alumina port no. 4, central aluminium zhuang industrial complex, changyi city, henan province, and is represented by a legal person at sun xiaojie city market supervision authority. The operation includes general projects: manufacture of specialized equipment (excluding licensed professional equipment); manufacture of general-purpose equipment (excluding special equipment); manufacture of mine machinery; manufacture of specialized equipment for environmental protection; processing of mechanical parts, parts and components; sale of mechanical equipment; sale of mine machinery; sale of specialized equipment for environmental protection; repair of general-purpose equipment; installation of general machinery equipment; leasing of machinery equipment; research and development of machinery equipment; development of technical services, technology development, technical advice, technical exchange, technology transfer, technical promotion; import and export of goods; import and export of technology (in addition to the legally authorized projects, operating on an autonomous basis of a legal licence)