Chongqing Yuzhong District No.20 Boilers Technology No.21 Air Conditioning Systems No.21 Boilers Equipment No.25 Refrigeration Equipment No.27 Fire Protection Facilities No.30 Fire Protection Technology No.32 Fang Chan Zhuang Xiu No.35 Dian Zi Yu Intelligence Chemical Engineering No.39 Jian Zhu Ji Dian An Apparel No.43 Refrigeration No.51 Construction Electromechanical No.52 Construction Systems 省级高新技术企业 市级高新技术企业 高新技术企业 建筑工程施工总承包 电子与智能化工程专业承包 消防设施工程专业承包