Internet sales (excluding the sale of goods requiring permission); Wholesale of bicycles and their spare parts; Retail of bicycles and their spare parts; Sales of mopeds, scooters and their spare parts; Sales of electric bicycles; Battery sales; Sales of electronic components and electromechanical assembly equipment; Retail of computer software, hardware and auxiliary equipment; Wholesale of computer software, hardware and auxiliary equipment; Sales of electronic products; Sales of mechanical equipment; Sales of network equipment; Sales of Internet equipment; Sales of communication equipment; Import and export of goods.