Quality is our paramount mission that underpinning the lifeline of the company, and it is the most important factor to maintain long-term business relationships with customers. Special attention is paid to the quality of every unit of HYUNVAN Standard quality control system and team are responsible to insure the product quality in every process with different instruments like laser interferometer and laser power meter. The laser interferometer and laser collimator are used through the mechanical assembling process. In the laser assembling process, the laser power meter and optical microscope are adopted.