General business items include: Computer software and computer hardware, multimedia audio and video equipment, computer machines and peripheral products, digital products, car DVD, car player, car navigation, car speaker audio amplifier, car display, car camera, communication and navigation equipment, security equipment, daily necessities, humidifiers and peripheral products, projectors and peripheral products, office supplies and consumables, beauty products Electronic cigarettes and peripheral products, portable scooters, household appliances, smart phones and accessories, computers and peripheral products, clothing, shoes and hats, bags and leather goods, maternal and infant products, handicrafts, smart home products, smart robots, smart kitchen and bathroom appliances, smart wearable devices, smart machine top boxes, teaching supplies, stationery and sales; Operating e-commerce; Domestic trade, import and export of goods and technologies., The licensed business items are: