Quality Certification System of Qingliang Plate Insulated Aluminum Roofing
Product quality is the cornerstone of enterprise development. Qingliang Plate has established a complete quality certification system to ensure that every piece of insulated aluminum roofing meets industry standards. The company has passed ISO9001 quality management system certification, ISO14001 environmental management system certification, and OHSAS18001 occupational health and safety management system certification, ensuring the stability and traceability of product quality from the management system level.
In terms of product testing, insulated aluminum roofing has passed the type inspection of the National Building Materials Quality Supervision and Inspection Center, and all technical indicators meet or exceed national standard requirements. Specifically: thermal conductivity below 0.024 W/(m·K), combustion performance B1 level, wind uplift resistance not less than 3.0kN/m², salt spray resistance 4,000 hours without abnormality and other key indicators. Qingliang Plate also actively entrusts third-party testing institutions to conduct annual spot checks to ensure that product quality continues to meet standards.
In addition, insulated aluminum roofing has obtained China green building material product certification and CE EU certification, laying the qualification foundation for domestic and international market expansion. Each batch of ex-factory products comes with a quality certificate and test report. Customers can query production batches and quality inspection data online through product codes. This transparent quality management model gives customers confidence in the product quality of Qingliang Plate.