• United Microelectronics average return on assets for 2023 was 13.31, a 14.07% decline from 2022.
• United Microelectronics average return on assets for 2022 was 15.49, a 48.51% decline from 2021.
• United Microelectronics average return on assets for 2021 was 10.43, a 123.82% increase from 2020.

Roa - return on assets can be defined as an indicator of how profitable a company is relative to its total assets. Calculated by dividing a company's operating earnings by its total assets.