Maintenance department: maintenance industries circuit boards, machine equipment system, main board, controller, power supply, frequency converter, PLC and touch screen.
维修部：维修各行业电路板，机加工设备系统，主板，控制器，电源，变频器，PLC触摸屏等。
Plant public address, Access door controller, and other miscellaneous electrical equipment maintenance.
工厂广播系统，门禁系统和其他零星电气设备的维护保养。
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