Development, production, and sales of special vehicles, electronic information and electronic countermeasure equipment, optoelectronics and optoelectronic countermeasure equipment, vehicle and aerospace protective armor, terminal protection composite materials, optomechatronic equipment, optical inspection equipment, automation control systems, electronic components, instrumentation, new material products, optics and optical systems, navigation and positioning equipment; computer system integration; technical consulting and services for simulation system hardware and software, new material products; import and export operations of goods and technology (excluding those restricted, prohibited, or requiring approval by the state).