ESG Performance

01Numbers-of-Granted-Patents-en.jpg (395 KB)

Note:

(1)Scope: UMC

02Research-and-Development-Expenses-en.jpg (604 KB)

Scope: UMC and its foundry subsidiaries HJ, USCXM, Wavetek, and USJC

03Revenue-from-Sustainable-Products-en.jpg (398 KB)

Note:

(1) Scope: UMC

(2) Sustainable products include low power consumption, low leakage, and power management products, as well as microcontroller units, automotive chips, long service life products, and epidemic prevention & medical related products.

UMC_Sustainable_Economic_Activities_Mapping

04Ratio-of-Satisfied-Customers-en.jpg (362 KB)

Scope: UMC and its foundry subsidiaries HJ, USCXM, Wavetek, and USJC

Diverse Education and Training

	Unit	2020	2021	2022	2023
Total training hour	hour	306,747	299,464	412,632	710,884
Number of staff	person	14,308	14,613	15,347	19,929
Average training hour	hour	21.4	20.5	26.9	35.7

Note: From 2020 to 2022, The scope of statistic included UMC fabs in Taiwan and Singapore.
From 2023, the scope of statistics for UMC's subsidiaries includes mainland China subsidiaries HJ and USCXM, The UMC Japan subsidiary USJC and the Taiwan subsidiary Wavetek. And it covers all regular, temporary and Dispatched staff.

Practical training (including external training) in 2023

	Unit	Director Level	Indirect Labor	Direct Labor
Total training hour	hour	71,172	481,032	158,680
Number of staff	person	2,148	11,122	6,659
Average training hour	hour	33.1	43.3	23.8

Note: The scope of statistic included UMC fabs in Taiwan and Singapore, UMC's subsidiaries includes mainland China subsidiaries HJ and USCXM, the UMC Japan subsidiary USJC and the Taiwan subsidiary Wavetek. And it covers all regular, temporary and Dispatched staff.

Volunteers

	2020	2021	2022	2023
Volunteer service hour	6,425.4	6,781.8	6,588	7,562
Beneficiaries times	60,167	62,007	33,089	41,458

Scope: UMC (Taiwan)

5-Disabling-Frequency-Rate-en.jpg (581 KB)

Note:

(1)FR = Number of person-times with disabling injuries x1,000,000 ÷ Total number of working hours [per million working hours].

(2)UMC Group: UMC and its foundry subsidiaries HJ, USCXM, Wavetek, and USJC.

(3)Goal: The three-year average of the national semiconductor manufacturing industry announced by the Occupational Safety and Health Administration two years ago in the same year; for example, in 2023, the three-year average of the national semiconductor manufacturing industry (2019-2021) in 2021 is used as the goal.

6-Disabling-Severity-Rate-en.jpg (558 KB)

Note:
(1)SR = Number of lost day due to disability x1,000,000 ÷ Total number of working hours [per million working hours].

(2)UMC Group: UMC and its foundry subsidiaries HJ, USCXM, Wavetek, and USJC.

(3)Goal: The three-year average of the national semiconductor manufacturing industry announced by the Occupational Safety and Health Administration two years ago in the same year; for example, in 2023, the three-year average of the national semiconductor manufacturing industry (2019-2021) in 2021 is used as the goal.

Note:

(1)Scope: UMC and its foundry subsidiaries HJ, USCXM, Wavetek, and USJC

(2)The approach for consolidating our GHG inventory is operational control. Global warming potentials (GWPs) used in the calculation is according to the definitions in the IPCC Fifth Assessment (IPCC AR5) (2014), and the GHG emissions is based on version 6.0.4 of the Ministry of Environment Greenhouse Gas Emissions Factor Management Table.

02Indirect-GHG-Emissions-en.jpg (559 KB)

Note:

(1)Scope: UMC and its foundry subsidiaries HJ, USCXM, Wavetek, and USJC

(2)The approach for consolidating our GHG inventory is operational control. CO₂ emissions are estimated based on the latest local power factor available in the year.

1) Taiwan: 0.495 kgCO₂e/KWh;

2) Singapore: 0.406 kgCO₂e/KWh;

3) China: 0.570 kgCO₂e/KWh;

4) Japan: Mie 0.459 kgCO₂e/KWh, Yokohama 0.390 kgCO₂e/KWh, Nagoya 1.269 kgCO₂e/KWh