1. Confidential 2015 First Quarter OTC Investors Conference May 13, 2015

2. Confidential Safe Harbor Statement 1 This following presentation may include predictions, estimates or other information that might be considered forward-looking. These forward-looking statements are based on information available to Ardentec as of the date of this conference and current expectations, forecasts and assumptions, and involve a number of risks and uncertainties that could cause actual results to differ materially from those anticipated by these forward- looking statements. You are cautioned not to place undue reliance on these forward-looking statements and please keep in mind that except as required by law, we are not obligating ourselves to revise or publicly release the results of any revision to these forward-looking statements.

3. Confidential Agenda 2

4. Confidential 3

5. Business Update - Chairman’s Honor 4 Our chairman Mr. Lu received ROC Presidential Science Prize( 總統 科學獎 ) the highest honor of national science community in Dec/2013.

6. Confidential Business Update - Recognition to our Progress in CSR 5 Received 2014 BSI( 英國標準協會 ) Sustainable Governance Award ( 永續治理實踐獎 ) in Dec/2014.

7. Confidential Business Update - Revenue Trend by Month 6 Revenue of month and annum both created high record in 2014 with 17% yoy growth.

8. Confidential Business Update – Net Income Trend by Quarter 7 Net Income in 2014 is 43% yoy growth.

9. Confidential Business Update - Site Locations 8 Founded : October 11, 1999 Went IPO in Taiwan in January, 2005. (Ticker: 3264) Market Capitalization: US$ 393 million (as of Dec 31, 2014) Total floor space: 178,000 ft2 Clean room space: 103,200 ft2 - Phase I: 46,200 ft2 (May 2014) - Phase II: 57,000 ft2 (TBD) Total floor space: 178,000 ft2 Clean room space: 103,200 ft2 - Phase I: 46,200 ft2 (May 2014) - Phase II: 57,000 ft2 (TBD) Total floor space: 259,000 ft2 Clean room space: 99,500 ft2 Total floor space: 210,000 ft2 Clean room space: 102,000 ft2 Total floor space: 113,500 ft2 Clean room space: 55,800 ft2 Location : Hsin-Chu Industrial Park Location: 61, Cheongbuksandan-ro, Cheongbuk- myeon, Pyeongtaek-si, Gyeonggi-do 451-833, Korea Total floor space: 106,000 ft2 Clean room space: 36,600 ft2 Phase I: 15,400 ft2 Phase II: 21,200 ft2 (TBD) Location : 12 Woodlands Loop #02-00, Singapore 738283 Total floor space : 178,000 ft2 2F Clean room space : 25,600 ft2 3F Clean room space: 15,477 ft2 Extended quantitatively and qualitatively both on sites capacity and production line for further growth.

10. Confidential Business Update Continued Recognition from Global Semiconductor Leading Companies Won the 2013 Supplier Excellence Award from an US-based leading IDM in Apr/2014, the third time awarded since 2004. Received the 2013 Distinguished Performance Supplier Award from an US-based leading IDM in Apr/2014 which is an encouragement for our further extension and enlargement to automotive markets. Won the 2014 Appreciation Award from an Europe-based leading IDM in Oct/2014. Received 2014 Best Partner Award from a local flash memory IDM in Jan/2015, awarded for the fifth consecutive year. Received 2014 Excellent Service and Outstanding Support Award from an Europe-based leading IDM in Mar/2015. 9

11. Confidential Business Update Ready for Further Growth Received the site certification of Common Criteria (CC) for both Headquarters’ sites and Singapore site in Dec/2013, Feb/2014, and Jun/2014 sequentially representing a major ahead step in security product testing service. P-site 1 st phase has started running, further phase installation is on planning. WLSCP backend line is ready for production both at Headquarters and Singapore site. Advantest announced in Mar/2015 the 4000 th V93000 test system is shipped to Ardentec. This is a major milestone to broaden our biz to the whole range of applications from all major semiconductor companies. 10

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13. Confidential 2014 Consolidated Financial Performance YoY Comparison 12

14. Confidential Q1/2015 Consolidated Financial Performance QoQ Comparison 13

15. Confidential Q1/2015 Consolidated Financial Performance YoY Comparison 14

16. Confidential Q1/2015 Consolidated Financial Condition YoY Comparison 15

17. Confidential Q1/2015 Consolidated Cash Flow YoY Comparison 16

18. Confidential Strong Financial Ratios 17 * *

19. Confidential Revenue Growth (Consolidated) 0,000 1,000 2,000 3,000 4,000 5,000 6,000 (in NT$M) 700 67.2% 1,310 87.1% 2,119 61.7% 2,493 17.7% 3,527 41.4% 3,812 8.1% 3,247 (21.3%) 5,084 56.5 % 4,904 (3.5%) 4,128 8.3%Ardentec 20022003200420052006200720082009201020112012 5,159 5.2% 7,000 20132001 5,001 (3.0%) 418.7 48.5% 2001-2014 CAGR: 22.5% 5,833 16.6% 2014 000 40 80 120 (in NT$B) Taiwan Semiconductor Industry 20022003200420052006200720082009201020112012 160 20132001 1,000 750 500 250 000 2001-2014 CAGR: 13.9 % (Test) 13.9 % (Test) 12.2 % (Foundry ) 12.2 % (Foundry ) 67.5 17.0% 374 (6.3%) TestFoundry 92.4 36.9% 437.8 17.2% 451.8 3.2% 96.5 (5.7%) 446.9 (1.1%) 57.7 41.1% 399 29.0% 102.3 10.7% 87.6 (9.2%) 408.2 (8.7%) 127.8 46.0% 570.9 39.9% 120.8 (5.5%) 573.5 0.5% 648.3 13.2% 121.5 (0.6%) 309 25.3% 40.9 28.6% 25.3 (22.9%) 204.8 (-31.0%) 31.8 25.7% 247 20.5% 126.6 4.2% 759.2 17.1% Source: ITRI IEK/ITIS Feb 2015 (in NT$B) 2014 137.9 8.9% 914 20.4%

20. Confidential 19 Revenue Breakdown by Customer YoY Comparison Q1/2015

21. Confidential 20 Revenue Breakdown by Product YoY Comparison Q1/2015

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