ISO 9001 Quality Management
QLQ operates a certified ISO 9001 quality management system covering every stage of our surface finishing solutions - from pretreatment, painting and electroplating to e-coating, equipment supply and after-sales service. Rigorous process control, documentation and continuous improvement ensure every zinc alloy product we process meets consistent, reliable quality standards.
Quality You Can Rely On
Our certified processes, professional technical team and complete inspection procedures guarantee stable plating, painting and coating quality for factories around the world.
