HA UK, Chang is a Project Manager and Team Leader of KT. He has over 20 years of diverse experience working in Korea Telecom Company. Especially in the last 10 years, he has been involved in many projects on Wi-Fi technology and Home AP terminal development. For example, he carried out and led the development of Wi-Fi 6-based Home AP and EasyMesh-based Home AP development projects. Through close cooperation with chipset companies such as Qualcomm and MediaTek, he developed KT’s unique technical requirements and applied them to Home AP.