Chongqing Yubei District No.7 Power Transmission and Distribution Engineering No.7 Power Facilities No.11 Zhi Neng Wei Dian Nets No.11 Control Equipment No.15 Substations Engineering No.19 City Gas No.19 Clean Energy No.20 Power Engineering Management No.22 Transformers No.23 Electromechanical Engineering Design No.28 Electrical Engineering No.28 Construction Electromechanical Engineering 市级重点新产品 发明专利 软件著作权 企业技术中心 科技型中小企业 民营科技企业 承装修试 电力工程施工总承包 机电工程施工总承包