Dongguan City Yiyuan Electromechanical Equipment Co. Ltd adhering to the open concept of thinking, the quality of professional technology, is committed to the introduction of the world's advanced industrial automation equipment and instruments, to provide professional sales automation products and complete system solutions for our customers. We are a professional SIEMENS service provider SIEMENS automation products, products include S7 series controller HMI series, monitoring equipment, network communication, inverter, low-voltage electrical and full range of instruments, and for SIEMENS system integration to provide product solutions compatible with low cost