No.290 Nanjing Popularity Ranking No.44 Pukou District Jiangsu No.1 Power Design No.1 Automation Engineering No.1 Song Bian Dian Engineering No.2 Power Systems Design No.2 Song Bian Dian No.2 Power Engineering Design No.3 Power Construction No.3 Neng Yuan Jie Jue Solutions No.4 Substations Engineering No.5 Smart Grid No.5 Power Engineering Management No.5 Xin Chuang Chan Industries 国家高新技术企业 高新技术企业 省级高新技术企业 市级创新型中小企业