1. The material is made of Shanghai Baosteel high-quality cold-rolled steel plate with a material thickness of no less than 0.8mm. The surface has been treated by pickling and Phosphating for 13 times before high-pressure electrostatic spraying and high-temperature curing. So as to increase the weatherability and service life of the product;

2. All products of our company are guaranteed for 5 years. Any product with quality problems will be repaired and returned for free.

3. The enterprise has passed ISO9001:2000 quality system certification, ISO14001:2004 environmental management system certification and GB / T28001-2001 occupational health management system certification.

4. Our company issues special VAT invoices for all products to protect the rights and interests of customers.

5. Our company can accept all kinds of customized products. Meet the personalized needs of customers.

6. One adjustable laminate is provided in the door. To meet the needs of customers for the storage of various files.

7. Optional locks, fingerprint locks, electronic password key locks, mechanical password locks, TF induction locks and other costs will be added. 8. The company can customize the product site according to the user’s actual site, so as to improve the space utilization rate. “