Quality Assurance
Equipment
We hold advanced production lines and full sets testing devices to ensure high quality products.
- Auto welding machines
- Cold drawing machines
- Cold rolling machines
- Furnace
- Straightening machines
- Polishing machines


Certificates
With many years, we build full quality system in strict accordance with ISO9001-2008, from raw material to final product, we completely comply with quality management system, each operator in the process of manufacturing and testing should be instructed as standard or relative documents.
- ISO9001:2008
- PED
Testing and Inspection
- Chemical composition analysis via PMI tester.
- Tension Test, Flattening Test, Flaring Test, Hardness Test
- Visual inspection
- Dimensional inspection
- Eddy current test
- Hydrostatic test
- Ultrasonic test
- Intergranular corrosion test
- Grain size test


Packing
- Bundle
- Plastic bag
- Plastic plug
- Plywood case
- Steel frame case
- U bend tube packing