Quality is the lifeblood at KnownPCB,and all our products have passed the authority certification.

We KnownPCB have introduced a complete quality management system from pre-sales, production, quality control to after-sales service.We've applied the following steps to prevente and control:DFM system through engineering design before production;Strict production process control;Perfect product quality improvement system etc..All our product has passed a series of tests to ensure the safety and reliability of the product.We take strict quality management,pursuit of excellence,to provide first-class products, first-class service for global clients.