The general business items are: Agency and sales of integrated circuits, general electronic components and finished products; Domestic trade, import and export of goods and technologies. (The above items do not include items prohibited by laws, administrative regulations, and the State Council's regulations and items that require prior approval). The licensed business items are: Technical development, production, sales and technical services of Class I, Class II, and Class III medical devices, medical materials, biological products, and medical reagents.