UMC - United Microelectronics Corporation 2022 Q1 - Results - Earnings Call Presentation April, 27 2022 09:29 AM United Microelectronics Corporation The following slide deck was published by United Microelectronics Corporation in conjunction with their 2022 Q1 earnings call. For further details see: United Microelectronics Corporation 2022 Q1 - Results - Earnings Call Presentation