To ensure the highest standards of product quality, our laboratories feature precision imported testing equipment such as coordinate measuring machines (CMMs), Bruker step profilers, and optical film thickness analyzers. Quality control and testing teams bring years of industry experience and technical rigor. Over the years, Soyu has actively adopted internationally recognized quality management systems, including ISO 9001, QC Circles, Lean Manufacturing, Six Sigma, and the Performance Excellence Model—continually driving our quality management capabilities to new levels.