Wholesale of mechanical parts; Sales of general mechanical equipment; Sales of electrical and mechanical equipment; Retail of general mechanical equipment; Retail of mechanical parts; Wholesale of automotive spare parts; Retail of automotive spare parts; Wholesale of motorcycle spare parts; Retail of motorcycle spare parts; Wholesale of electronic products; Retail of electronic products; Wholesale of electronic components; Retail of electronic components; Beauty and fitness consulting services; Wholesale of cosmetics and hygiene products; Retail of cosmetics and hygiene products; Wholesale trade of goods (excluding licensed and approved goods); Retail trade of goods (excluding licensed and approved goods); Internet product sales (excluding licensed and approved products); Internet retail of goods (excluding licensed and approved goods); Import and export of goods (excluding exclusive and controlled goods); Technology import and export; Mechanical technology promotion services