Technology development, technology promotion, technology transfer, technical consultation and technical services of food safety rapid testing products and related instruments and intelligent equipment; agricultural scientific research and experimental development; engineering and technology research and experimental development; import and export of goods, agency import and export, technology import and export; sales (including online sales): rapid food safety testing products and related instruments, instrumentation, biological reagents (excluding dangerous goods), laboratory equipment, electronic products, machinery Equipment and accessories, medical devices Category I and Category II; retail automobiles, motorcycles and spare parts; environmental monitoring; technical testing; software development; cloud computing center (PUE value below 1.4); marketing; design, production, agency, advertising; application software services (excluding medical software); economic information consulting (excluding intermediary services); production of food safety rapid testing products and related instruments; Internet information services; sales of third-category medical devices.