Table of Contents Preface 1 Scope 2 Normative cited documents 3 Terms and definitions 4 Certification principles 5 Certification process 6 Basic requirements 6.1 General requirements 6.2 Certification process 6.3 Document requirements 7 Organizational structure and management system 7.1 Institutional setup 7.2 System construction 7.3 Safety standardization 8 Water supply services 8.1 Hall service 8.2 Intelligent service 8.3 Service commitment 8.4 Information announcement 8.5 Complaint 8.6 Service satisfaction 9 Marketing management 9.1 Meter reading charges 9.2 User water connection 9.3 User profile 9.4 Metering management 9.5 Water fee payment method 10 Operation and maintenance 10.1 Water quality management 10.2 Operation and maintenance 10.3 Secondary water supply 10.4 Pipe network archives 10.5 Leakage control 10.6 Pipe network informatization 11 Improvement 11.1 Continuous improvement 11.2 Corrective measures
T/ZJWIA 0002-2019 history
2019T/ZJWIA 0002-2019 Standardized water supply business certification standards