No.347 Baoding Popularity Ranking No.1 Yi County Hebei No.4 Water Treatment No.6 Water No.6 Water Treatment Engineering No.6 Shui Chu Li Wei Hu No.7 Water Treatment Technology No.8 Drainage No.10 Complete Equipment No.10 Products Copies Nets No.16 Ecological Construction No.38 Automation Hydrogen Energy Applications Hydrogen Energy Technology 企业技术中心 院士工作站 博士后工作站 高新技术企业 发明专利 国家知识产权示范企业 国家知识产权优势企业 国家科技进步奖 国家技术发明奖 国家发明专利 ISO9001认证 ISO14001认证 GB/T28001认证