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Quality
Assurance
Quality Control System
As the pioneer of disc industry, Donghao have an integrated set
of Quality Control System, with top-class inspection equipments,
softwares and employees.
Donghao QC system supervises all processes strictly.
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| Roller Forming Machine |
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Bulge Forming Machine |
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Spiral Convolutions Forming
Machine |
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| Blade Machine |
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Full Automated Tig Welded
Machine |
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Air Presure type Leak
Test Machine |
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| Herium Gas type Leak
Test Machine |
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Displacement test machine
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Vibration test machine
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