No.323 Yangpu District Popularity Ranking Shanghai No.6 Song Bian Dian Engineering No.10 Fang Chan Zhuang Xiu No.10 Song Bian Dian No.13 Power Facilities No.13 Substations Engineering No.21 Incense Powders No.23 Industrial Safety No.25 Power Engineering Management No.30 Dian Li Gong Cheng Shi Engineering No.31 Electrical Engineering No.35 Electrical Complete Set Equipment No.40 Gong Cheng An Apparel ISO9001认证 ISO14001认证 承装修试