| b. | The consolidated entities as of December 31, 2016 and 2017 were as follows: |
|
Percentage of ownership (%) as of December 31, |
||||||||||||
|
Investor |
Subsidiary |
Business nature |
2016 | 2017 | ||||||||
|
UMC |
UMC GROUP (USA) |
IC Sales |
100.00 | 100.00 | ||||||||
|
UMC |
UNITED MICROELECTRONICS (EUROPE) B.V. |
Marketing support activities |
100.00 | 100.00 | ||||||||
|
UMC |
UMC CAPITAL CORP. |
Investment holding |
100.00 | 100.00 | ||||||||
|
UMC |
GREEN EARTH LIMITED (GE) |
Investment holding |
100.00 | 100.00 | ||||||||
|
UMC |
TLC CAPITAL CO., LTD. (TLC) |
Venture capital |
100.00 | 100.00 | ||||||||
|
UMC |
UMC NEW BUSINESS INVESTMENT CORP. (NBI) |
Investment holding |
100.00 | 100.00 | ||||||||
|
UMC |
UMC INVESTMENT (SAMOA) LIMITED |
Investment holding |
100.00 | 100.00 | ||||||||
|
UMC |
FORTUNE VENTURE CAPITAL CORP. (FORTUNE) |
Consulting and planning for venture capital |
100.00 | 100.00 | ||||||||
|
UMC |
UMC GROUP JAPAN |
IC Sales |
100.00 | 100.00 | ||||||||
|
UMC |
UMC KOREA CO., LTD. |
Marketing support activities |
100.00 | 100.00 | ||||||||
|
UMC |
OMNI GLOBAL LIMITED (OMNI) |
Investment holding |
100.00 | 100.00 | ||||||||
|
UMC |
SINO PARAGON LIMITED |
Investment holding |
100.00 | 100.00 | ||||||||
|
UMC |
BEST ELITE INTERNATIONAL LIMITED (BE) |
Investment holding |
91.08 | 96.66 | ||||||||
|
UMC, FORTUNE and TLC |
NEXPOWER TECHNOLOGY CORP. (NEXPOWER) |
Sales and manufacturing of solar power batteries |
— | 87.06 | ||||||||
|
UMC, FORTUNE, UNITRUTH INVESTMENT CORP. (UNITRUTH) and TLC |
NEXPOWER |
Sales and manufacturing of solar power batteries |
67.54 | — | ||||||||
|
UMC and FORTUNE |
WAVETEK MICROELECTRONICS CORPORATION (WAVETEK) |
Sales and manufacturing of integrated circuits |
— | 78.47 | ||||||||
|
UMC, FORTUNE and UNITRUTH |
WAVETEK |
Sales and manufacturing of integrated circuits |
78.47 | — | ||||||||
|
FORTUNE |
UNITRUTH |
Investment holding |
100.00 | — | ||||||||
|
UMC CAPITAL CORP. |
UMC CAPITAL (USA) |
Investment holding |
100.00 | 100.00 | ||||||||
|
TLC |
SOARING CAPITAL CORP. |
Investment holding |
100.00 | 100.00 | ||||||||
|
SOARING CAPITAL CORP. |
UNITRUTH ADVISOR (SHANGHAI) CO., LTD. |
Investment holding and advisory |
100.00 | 100.00 | ||||||||
|
GE |
UNITED MICROCHIP CORPORATION |
Investment holding |
100.00 | 100.00 | ||||||||
|
UMC INVESTMENT (SAMOA) LIMITED |
UMC (BEIJING) LIMITED |
Marketing support activities |
100.00 | 100.00 | ||||||||
|
NBI |
TERA ENERGY DEVELOPMENT CO., LTD. (TERA ENERGY) |
Energy technical services |
100.00 | 100.00 | ||||||||
|
NBI |
UNISTARS CORP. |
High brightness LED packages |
82.76 | 83.69 | ||||||||
|
TERA ENERGY |
EVERRICH ENERGY INVESTMENT (HK) LIMITED (EVERRICH-HK) |
Investment holding |
100.00 | 100.00 | ||||||||
|
EVERRICH-HK |
EVERRICH (SHANDONG) ENERGY CO., LTD. |
Solar engineering integrated design services |
100.00 | 100.00 | ||||||||
|
OMNI |
UNITED MICROTECHNOLOGY CORPORATION (NEW YORK) |
Research and development |
100.00 | 100.00 | ||||||||
|
OMNI |
UNITED MICROTECHNOLOGY CORPORATION (CALIFORNIA) |
Research and development |
100.00 | 100.00 | ||||||||
|
OMNI |
ECP VITA PTE. LTD. |
Insurance |
100.00 | 100.00 | ||||||||
|
OMNI |
UMC TECHNOLOGY JAPAN CO., LTD. |
Semiconductor manufacturing technology development and consulting services |
100.00 | 100.00 | ||||||||
|
WAVETEK |
WAVETEK MICROELECTRONICS INVESTMENT (SAMOA) LIMITED (WAVETEK-SAMOA) |
Investment holding |
100.00 | 100.00 | ||||||||
|
WAVETEK- |
WAVETEK MICROELECTRONICS CORPORATION (USA) |
Sales and marketing service |
100.00 | 100.00 | ||||||||
|
NEXPOWER |
NPT HOLDING LIMITED |
Investment holding |
100.00 | — | ||||||||
|
NEXPOWER |
SOCIALNEX ITALIA 1 S.R.L. |
Photovoltaic power plant |
100.00 | 100.00 | ||||||||
|
NPT HOLDING LIMITED |
NLL HOLDING LIMITED |
Investment holding |
100.00 | — | ||||||||
|
BE |
INFOSHINE TECHNOLOGY LIMITED (INFOSHINE) |
Investment holding |
100.00 | 100.00 | ||||||||
|
INFOSHINE |
OAKWOOD ASSOCIATES LIMITED (OAKWOOD) |
Investment holding |
100.00 | 100.00 | ||||||||
|
OAKWOOD |
HEJIAN TECHNOLOGY (SUZHOU) CO., LTD. (HEJIAN) |
Sales and manufacturing of integrated circuits |
100.00 | 100.00 | ||||||||
|
HEJIAN |
UNITEDDS SEMICONDUCTOR (SHANDONG) CO., LTD. |
Integrated circuits design services |
100.00 | 100.00 | ||||||||
|
UNITED MICROCHIP CORPORATION and HEJIAN |
UNITED SEMICONDUCTOR (XIAMEN) CO., LTD. (USC) (Note A) |
Sales and manufacturing of integrated circuits |
29.41 | 51.02 | ||||||||
Note A: As described in Note 9(5), the Company acquired control of USC’s Board of Directors in 2015.