Chongqing Jiangbei District No.20 Shui Tu Bao Chi No.20 Tu Rang Xiu Fu No.20 Shui Tu Bao Chi Solutions No.30 Fei Water Treatment No.31 Huan Jing Ying Xiang Ping Jia No.32 Sheng Tai Xiu Fu No.36 Sheng Tai Bao Hu Xiu Fu No.37 Environment Consulting No.44 Gu Ti Fei Materials No.49 Huan Bao Gong Cheng Zhuan Ye Cheng Bag No.50 Vocational Healthy No.66 Huan Jing Wu Ran Zhi Management 研究生工作站 高新技术企业 省级高新技术企业 市级高新技术企业 理事单位 ISO9001认证 ISO14001认证 市政公用工程施工总承包