R&D and sales: consumer electronic products, home appliances, artificial intelligence products, robot products, new energy vehicle products, GPS navigation products, driving recorders; product model prototype processing (except rubber and plastics); R&D and sales of energy-saving and environmentally friendly products; R&D, sales, and production of automated non-standard equipment; hardware processing; self-operated and agent import and export business of various commodities and technologies (except for commodities and technologies that are restricted by national enterprises or prohibited from import and export).