Industrial intelligent manipulator equipment, energy-saving environmental protection equipment research and development; Automatic control equipment, automatic drying rack, automatic opening and closing curtain motor, tubular motor, shutter motor, mold, plastic products, die-casting products, aluminum products manufacturing, processing; Computer and its auxiliary equipment, microphone, buzzer, speaker, earphone, speaker, alarm, electronic sound products, electronic products, electrical appliances, automotive accessories, automotive electronics, intelligent security and measurement and control equipment, computer software, mold, hardware, electronic parts wholesale and retail. Projects subject to approval in accordance with the law shall be approved by the relevant departments before starting business activities