In order to improve the intelligent level of urban and rural distribution network, ensure social security and reliable use of electricity, and better serve the economic development of the whole region, recently, the State Grid Zaozhuang Power Supply Company Yucheng Customer Service Center used the good timing of autumn construction to speed up according to the construction plan. The progress of construction renovation, newly installed 315 intelligent switches for each major line, to achieve the purpose of effectively isolating customer faults, further improve the reliability of line power supply, and better meet the needs of local social and economic development.