General Projects: Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Optical communication equipment manufacturing, Optical communication equipment sales, Optical cable sales, Fiber Optic Sales, Import and export of goods, Technology import and export, Import and export agent, Film and television recording and playback equipment manufacturing, Radio and television equipment manufacturing( Does not include radio and television transmission equipment), Electronics sales, Artificial intelligence industry application system integration services, Artificial intelligence application software development, Software Development, Software Sales, Information technology consulting services, Information system integration services, Information system operation and maintenance services, Communications equipment sales, Internet equipment sales, Internet of Things technology research and development, IoT device manufacturing, IoT device sales, IoT application services, Digital video surveillance system sales, Security equipment sales, Computer system services, Information security equipment manufacturing, Intelligent control system integration。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations) Licensed Projects: Category I value-added telecommunications services, Construction project construction, Construction Engineering Design。( 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.)