The general business items are: Research and development and sales of LED, power supply and accessories, hardware mold products, digital electronic products, plastic mold products, energy conservation and environmental protection products; Domestic trade; Manage import and export business, film and television planning, business information consulting; Conference services; Culture and art information consultation. (Except for ivory and its products, items prohibited by laws, administrative regulations and decisions of the State Council, and restricted items can only be operated after obtaining permission), the licensed business items include: Film and television program shooting, production, distribution, film and television cultural project development, cultural entertainment brokerage, performance brokerage, literary and artistic creation and performance; Exhibition services; Organize cultural exchange activities and plan creative services