Guillermo Quiroz Chang is an outstanding mobile device repair technician specializing in screen glass replacement. With over 10 years of experience in the field, Guillermo has shared his vast expertise and knowledge in nine countries, where he has conducted courses and workshops on advanced cell phone repair techniques. Guillermo is passionate about technological innovation and is dedicated to continually updating his skills and studying the latest trends and advancements in screen technology daily. His commitment to excellence has enabled him not only to solve complex repair issues but also to train a large number of enthusiasts and professionals in the field. With a focus on quality and attention to detail, Guillermo is recognized among his peers and students for his meticulousness and ability to ensure that every repair is carried out to the highest standards. His mission is to empower other technicians and contribute to the growth of the electronic device repair industry.