The QMS certification for engineering construction is carried out in accordance with “Quality Management Systems---Requirements” and “Code for Quality Management of Engineering Construction Enterprises” (GB/T 50430-2017). The auditors who fail in the national examinations are ineligible to deliver audits for engineering construction enterprises.
ZDHY has approximately 100 auditors who are eligible for audits in engineering construction fields, which ranks the top among the peer certification bodies.
1. 28.02.00 Construction of residential and non-residential buildings
2. 28.03.01 Construction of road engineering
3. 28.03.02 Construction of railway engineering
4. 28.03.03 Construction of bridges and tunnels
5. 28.04.01 Water works
6. 28.04.02 Construction of utility projects for electricity and telecommunications
Construction of electric power engineering
Construction of communication engineering
7. 28.05.01 Construction of water projects
Construction of port & channel engineering
Construction of hydraulic & hydroelectric engineering
8. 28.05.02 Construction of other civil engineering projects
9. 28.06.01 Demolition
10. 28.06.02 Site preparation
11. 28.07.01 Electrical installation
12. 28.07.02 Plumbing, heat and air – conditioning installation
13. 28.07.03 Other construction installation
Construction of petrochemical engineering
Construction of mechanical & electrical engineering
14. 28.08.01 Plastering
15. 28.08.02 Joinery installation
16. 28.08.03 Floor and wall covering
17. 28.08.04 Painting and glazing
18. 28.08.05 Other building completion and finishing
19. 28.09.01 Roofing activities
20. 28.09.02 Other specialized construction activities
