R&D, design, production (branch operations only), maintenance, sales and technical services of various forging machinery (including screw presses, servo hydraulic presses, mechanical presses, etc.) and related parts, ferrous and non-ferrous metal forgings and molds; integration and technical services of pressure processing production line automation and intelligent systems; business information consulting (excluding business surveys); sales of general mechanical equipment, electronic and electrical equipment and raw materials; import and export of goods, technology import and export, agent import and export (excluding goods or technologies prohibited or restricted by the state).