Electronic products and new energy components, connectors, cable products and components; antennas, electromagnetic shielding components, RF and microwave device-related products; power adapters, headphones, smart wearables and peripheral products; charging modules, charging piles, charging gun equipment and related products for new energy vehicles, providing product-related technical services; lithium battery structural components, flexible circuit boards, lithium battery products and related accessories; surface patch processing and related technical services; general machinery equipment, mechanical parts, auto parts, household appliances; terminals, terminals, molds, molds, light emitting diodes and backpipes, backpipes and backpipes Optical lenses, optical components and accessories; import and export of goods; catering services. (For projects requiring approval according to law, relevant business activities can only be carried out after approval by the relevant departments).