At Dongguan Yihui Optoelectronics Technology Co., Ltd., we pride ourselves on our extensive range of high-precision measuring instruments, including the Digital Surface Roughness Tester. Our manufacturing process is backed by a robust quality management system certified by ISO9001:2008, ensuring that every instrument meets international standards. Our commitment to innovation is reflected in our collaboration with top universities, allowing us to stay ahead in technology and application. With over 100 different testing instruments available, we cater to diverse industries such as mold making, military, and hardware, providing customized solutions that enhance operational efficiency. Our testers are designed to be user-friendly, featuring intuitive interfaces and comprehensive data reporting capabilities, making them suitable for both seasoned engineers and new operators alike.