Mr. Yu-Ting LIN currently serves as a Senior Usability Engineer at Merck KGaA in Switzerland. With a focus on User-Centered Design, Yu-Ting is dedicated to exploring user needs, establishing usability engineering strategies, and developing user interfaces. He also plays a pivotal role in ensuring compliance and addressing usability perspectives for combination products. Yu-Ting actively contributes to drafting usability-related guidance in Taiwan and participates in IEC committee activities. Drawing from his extensive background as a former medical device technical file assessor in the Taiwan regulatory agency and as a RA/QA consultant, Yu-Ting possesses over 15 years of experience in medical device design control and usability engineering. Beyond his expertise in usability, Yu-Ting also provides support for quality system compliance efforts and post-market follow-up activities.