Quality Policy
HDB quality policy: Best Service. Best Quality
Customer satisfaction>98%. on—time delivery >98%

HDB quality assurance is fully participated in the process of quality control, and quality control is divided into three steps:
1. IQC
2. Production Process Control
3. Project installation and after-sale service

Quality management system has the following characteristics:
1. Customer is first
2. Leadership
3. Full participation
4. Process approach
5. System approach to management
6. Continuous Improvement
7. Fact-based Policy and decision
8. Mutually beneficial relationships with suppliers