No.256 Beibei District Popularity Ranking Chongqing No.13 Smart Grid No.14 Zhi Neng Wei Dian Nets No.24 Energy Management No.28 Liang Instruments No.40 Chan Ye Sheng Ji No.60 Metrology Management No.94 Measuring Power Distribution Yi Qi / Instruments Industrial Intelligence Chemical Power Systems Zi Dong Control 名牌产品 诚信示范企业 市名牌产品 高新技术企业 驰名商标 市长质量奖 ISO9001认证 OHSAS18001认证 ISO14000认证