SMT surface mount technology and equipment (dispensing machine, solder paste precision printer, placement machine, etc.), circuit design, production equipment, AOI/ICT testing equipment, plug-in equipment, reflow soldering, wave soldering, ultrasonic cleaning equipment , BGA, SMD and rework equipment, component molding equipment, electronic chemical and electronic plastic materials and equipment, testing and testing equipment, SMT peripheral technology and devices, complete machine assembly and equipment.