The general business projects are: sales of industrial assembly lines, industrial belt lines, and assembly lines; investment and establishment of industries (specific projects will be declared separately); sales of communication electronic equipment, electromechanical equipment and spare parts, domestic trade, import and export of goods and technology; R&D and sales of professional unmanned aerial vehicles and special equipment for industry; R&D and sales of intelligent robots; R&D and sales of inspection and testing equipment; technical development, sales and leasing of software and data exchangers; sales of toy models.