R&D, design, and sales of industrial robots and robot intelligent equipment; R&D, design, and sales of hardware mold machinery, automation equipment, automatic feeding, mixing and metering, dehumidification and drying, crushing and recycling plastic machinery and equipment, and refrigeration equipment; development and sales of automated control system software and hardware; technology development in the field of rapid prototyping; R&D and sales of rubber products and plastic products in the field of printing equipment and printing equipment consumables; engaging in the design and construction of mechanical and electrical installation projects, air purification projects, pipeline projects, and container installation projects.