Evolution of CNC Technology

This article traces the evolution of CNC (Computer Numerical Control) technology from manual machining and early numerical control systems to modern smart CNC platforms. It covers key milestones including punch-tape NC machines, the rise of digital CNC programming, CAD/CAM integration, multi-axis and high-speed machining

Optimal Tolerances & GD&T Practices in CNC Machining

This guide explains how to apply optimal tolerances and effective GD&T practices in CNC machining to balance precision, manufacturability, and cost. It covers function-driven tolerancing, datum-based GD&T control, realistic machining capabilities, and inspection strategies aligned with tolerance levels.

Why choose Rollyu Precision

Rollyu Precision delivers high-precision CNC machining, EDM, wire-cut and mold services from prototype to volume production. Leveraging advanced equipment and seasoned engineers, we ensure strict quality control, fast lead times, competitive pricing and responsive global support for automotive, electronics, medical and telecom clients. Quick quotes

Tolerance Capabilities at Rollyu Precision

Rollyu Precision delivers industry-leading tolerance control through advanced CNC machining, precision fixturing, and rigorous in-process inspection. Backed by ISO9001 and ISO13485 systems, our team consistently achieves tolerances down to ±0.005 mm, supports laser-grade flatness and parallelism, and maintains full traceability from raw material to

Rollyu Precision Company Background

Rollyu Precision is a Shenzhen-based manufacturer specializing in high-accuracy CNC machining and sheet-metal fabrication for global OEMs. Backed by ISO9001 and ISO13485 certifications, the company provides end-to-end production support—from DFM, rapid prototyping, tight-tolerance machining。