General business projects: technology research and development and sales of precision dispensing valves, precision piezoelectric injection valves, precision pneumatic injection valves, intelligent automation equipment, and automatic injection valves; technology research and development and sales of industrial robots, industrial automation equipment and their spare parts, electronic products, electronic components, automatic assembly lines, fully automatic glue filling machines, fully automatic screw machines, fully automatic glue dispensing machines, and fully automatic soldering machines; embedded system software, single-chip computer software