General Projects: Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Sales of Class I medical devices, Sales of Class II medical devices, Electric vehicle charging infrastructure operations, Centralized fast charging stations, Motor vehicle charging sales, Parking service, Charging pile sales, Refrigeration、 Air conditioning equipment sales, Sales of solar thermal power generation products, Building materials sales, Wholesale of daily necessities, Stationery wholesale, Food sales( Only pre-packaged foods are sold), Energy Performance Contracting, Office equipment supplies sales, Wholesale of computer hardware, software and auxiliary equipment, Professional cleaning、 Cleaning、 Disinfection services, Sales of traffic and public management signs, Optoelectronic device sales, Construction machinery and equipment rental, Cement product manufacturing, Cement product sales, Internet sales( Except for the sale of goods that require a license)。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations) Licensed Projects: Class III medical device operation。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.)