Quality Control
Features of our construction material products:
1. High tensile strength material.
2. High process precision, precise thread.
3. Surface treatment: electroplated or hot dip galvanized.
4. ISO 9001 certificate.
How can we ensure products quality?
1. Over 10years experience factory
2. Advanced production line
3. Strict quality control of raw material
4. Company culture and management
5. Serious and responsible workers

Certifications
|
|
|
|
|
|
|
|
Certifications
Zhengzhou Duorui enterprise Co., Ltd
Tel:+86-177-1980-9965
Fax:+86-371-66632600
Contact Person: Mrs.Ada Wu
Other Products
|
H20 Beam Formwork / Anti Corrosion / High Load Bearing Material |
|
Concrete Slab Formwork / Cost Effective / Reusable Structure / High Stability |
|
Wooden H20 Beam / Waterproof Coating / Cost Effective For Sale |
|
Construction Wood Beam H20 Beam Formwork / Anti Corrosion / Easy Assembly Factory Supplier |
|
Slab Formwork Beam / Cost Effective / Reusable Structure For Sale |
Email to this supplier






