No.141 Fengtai District Popularity Ranking Beijing No.3 Power Facilities No.4 Dian Li Shi Engineering No.6 Anti-corrosion Technology No.13 Thermal Power No.16 Power Engineering Management No.16 Dian Li Gong Cheng Shi Engineering No.17 Nuclear Power No.24 Electrical Engineering No.36 Power Grid No.50 Power Engineering No.50 Machinery No.53 Wind Power 市级高新技术企业 高新技术企业 省级高新技术企业 ISO14001认证