This article explains how to test fiber cable quality using standardized engineering methods for FTTH, ODN, and data center deployments. Quality assurance of fiber optic systems requires systematic testing and verification procedures that include both factory checks and on-site inspections. The increasing complexity of modern fiber optic infrastructures with high port densities and critical performance requirements makes end-to-end. Fiber Drawing: The preform is drawn into thin strands of glass fiber using a draw tower. It's essential to control factors such as draw temperature, speed, and tension during this process to ensure the fiber's uniformity and strength. Take a closer look inside our advanced fiber optic production facility — where innovation, precision, and quality come to life.