WIXLIB

Financial Results forFY2021May 13, 2022

Contents1. FY2021 Results2. FY2022 Full-Year Forecast3. Progress on the Medium-Term ManagementPlan for FY2020 to FY2022Abbreviations Used in This PresentationBusiness UnitAbbreviationTest Solution BusinessTS BusinessConnector Solution BusinessCS BusinessOptical-Related BusinessOPT Business2/21

1. FY2021 ResultsResults(Billions of JPY)40Net Sales1239.527.06.7203.0100827.62.63.142.5FY2019 FY2020 FY2021Operating incomeNet profitbuoyed by the favorable semiconductor earResultsYoYIncrease(Amount)YoYIncrease(%)(As ofFeb. 4, 2022)27.638.539.511.943.0%Operating 178.2%Net profit2.55.66.74.1161.2%EPS (JPY)121.10264.04319.25198.15—BPS (JPY)1,183.69----1499.07315.38—(Billions of JPY)8.330We posted our highest full-year operating income to date,Net salesForex RateUSD (JPY)EUR (JPY)FY2020106.06123.70FY2021112.37130.56YoY Change6.316.863/21

1. FY2021 ResultsForex Impact on ResultsFY2020FY2021YoYIncreaseUSD (JPY)106.06112.37 6.31EUR (JPY)123.70130.56 6.86Forex RateYoY Forex ImpactNet salesJPY1.8 billionOperating incomeJPY0.9 billionForexSensitivity(JPY1/year)Impact onNet SalesImpact onOperatingIncomeUSDJPY0.2 billionJPY0.1 billionEURJPY0.07 billionJPY0.01 billion4/21

1. FY2021 ResultsResults by BusinessFY2021(As ofFeb. 4, 2022)Full .94.3166.7%12.816.817.04.232.9%Operating ting 638.539.511.93.17.58.35.1(Billions of sOperating incomeSalesOperating income(consolidated adjustment)Net salesOperating 21

1. FY2021 ResultsTS Business ResultsTSBusinessYoY Increase(Billions of JPY)YoY Increase(%)Sales7.557.0%Operating income4.3166.7%(Billions of JPY)20TS Business20.6106.911.8 In test sockets, products for smartphones performed well. Sales of productsfor automobiles and PC servers also grew.13.15102.61.50FY2019 FY2020 FY20210 In logic semiconductor sockets, sales of products for in-vehicle ADAS/MCUsand PC servers were favorable. Sales of sockets for memory semiconductors were solid, owing to the start ofshipments of new NAND products, although sales of products for DRAMsremained sluggish.Indexed to FY2018 100%Test / OthersSalesOperating incomeMemoryNon Memory(Logic, Others)FY2019FY2020FY20216/21

1. FY2021 ResultsFY2018/1Q事業別業績結果CS Business ResultsYoY Increase(Billions of JPY)YoY Increase(%)Sales4.232.9%Operating income0.7145.7%CSBusiness(Billions of JPY)20CS Business13.91017.05.0 Our products for industrial equipment performed well in Europe, thanks to arecovery in demand.12.82.51.51.30.50FY2019 FY2020 FY2021SalesOperating income Sales of products for in-vehicle equipment were up slightly, affected bysemiconductor shortages. Products for telecommunications equipment continue to be affected byeconomic friction between the US and China. However, sales of products forthe US market remained at the previous year’s level, due to an increase indemand for high-speed, high-capacity transmission. Higher raw material and transportation costs pushed up expenses. We soughtto minimize this impact by reducing costs and improving product quality.0.0Indexed to FY2018 100%FA / IndustrialTelecom /DatacomOthersAutomotiveFY2019FY2020FY20217/21

1. FY2021 ResultsBusiness Highlights We completed an expansion of Pricon Microelectronics 1st Factory in the Philippines, one ofthe Group’s main factories. A 640m2 expansion increased the plant’s total floor space to 8,666m2. We plan to use the additional area mainly for the production of test sockets. The expansion was completed on March 15, 2022.Pricon Microelectronics1st FactoryA section of the expansion atPricon Microelectronics 1st Factory8/21

1. FY2021 ResultsBusiness Highlights Yamaichi and JAE jointly developed a 112Gbps Jumper Cable Interconnect productfor the next-generation data networking market. Yamaichi Electronics Co., Ltd. and Japan Aviation Electronics Industry, Ltd.have jointly developed a prototype for a high-speed jumper cable interconnectproduct, which supports a 112Gbps PAM4 signal on data networking systems.112Gbps Jumper Cable Interconnect product9/21

1. FY2021 ResultsESG Highlights Environmental response: Reduction in CO2 emissionsA solar power generation and storage system went into operation at our Sakura Factory inOctober 2020. The system has been operating smoothly, helping to reduce CO2 emissions.CO2 Emissions and ns)5,4615,535Reduction177387% 611,891% city Used at Sakura Factory3873.3%FY2020FY2021PurchasedPV panels NASRenewable energy percentageNote: Operations of the PV panels NAS atSakura Factory formally commencedin October 2020.10/21

1. FY2021 ResultsESG Highlights Governance Highlight: Transition to a company with an Auditand Supervisory CommitteeOur Board of Directors resolved, at a meeting held on March 25, 2022, totransition to a company with an Audit and Supervisory Committee,subject to approval at the 67th Ordinary General Meeting of Shareholdersto be held on June 28, 2022.At the 67th Ordinary General Meeting of Shareholders scheduled for June28, 2022, the necessary changes to the Articles of Incorporation areslated for approval. Then the Company will transition to a company withan Audit and Supervisory Committee.11/21

1. FY2021 ResultsPurchase of Treasury SharesBoard of Directors ResolutionResolutiondateMaximum numberof shares to beacquiredMay 28, 2021300,000Purchase of Treasury SharesMaximumpurchase priceNumber ofsharesacquiredJPY500,000,000299,400Purchase priceAcquisition period(based on delivery dates)JPY499,948,800June 3, 2021 to August 19, 2021Dividends in FY2021 In its medium-term management plan, the Group announced its target for a 30% dividend payout ratio. We have maintaineda ratio of 30% since FY2018. Based on operating results for the fiscal year under review, we revised the year-end dividend toJPY81.Dividend per shareTotal dividendDividend payout ratio(consolidated)Dividends to net assets(consolidated) Announced onMay 14, 2021Revised onFebruary 4, 2022Announced onMay 13, 2022JPY40JPY80JPY96Interim: JPY15Year-end: JPY25Interim: 15Year-end: JPY65Interim: JPY15Year-end: JPY81——JPY2,029 million30.6％—30.1%——7.2%We plan to table the year-end dividend for the fiscal year ended March 31, 2022 as a proposal at the ordinary generalmeeting of shareholders scheduled for June 2022.12/21

2. FY2022 Full-Year ForecastForecast of Results(Billions of JPY)40Net Sales39.58.33027.0 27.66.7203.03.140.312.0FY2021 Actual(Billions of JPY)7.45.48.04.0102.60In addition to concerns about the spread of COVID-19 variants, theoutlook remains unpredictable due to such factors as ongoing US–China trade friction, sharp yen depreciation, soaring energy andresource prices, and heightened geopolitical risks.2.5FY2019 FY2020 FY2021 FY2022Actual Actual Actual ForecastOperating incomeNet profit0.0FY2022 easeNet 30.67.4(0.9)OrdinaryIncome3.78.74.30.57.4(1.3)Net Profit2.96.73.10.15.4(1.3)EPS (JPY)140.00319.25149.039.03255.48(63.77)BPS (JPY)1292.701499.07————Exchange Rate AssumptionsForex RateFY2021FY2022YoYChangeUSD (JPY)112.37120.007.63EUR (JPY)130.56132.001.4413/21

2. FY2022 Full-Year ForecastForecast of Results by BusinessFY2021 6(1.0)Operating 6Operating rating ons of ating income(consolidated adjustment)Net salesOperating incomeFY2022 ForecastYoYFullIncreaseYearYoYIncrease14/21

2. FY2022 Full-Year ForecastForecast of Results by Business(Billions of JPY)20TS Business20.611.8101.5013.1TS 2FY2019 FY2020 FY2021 FY2022ActualSalesActualCS Business We anticipate a continued recovery in demand for products for industrialequipment. Owing to semiconductor shortages, we are being affected by downwardadjustments in the production of products for in-vehicle equipment. Nevertheless,we expect performance to remain solid. Products for telecommunications equipment continue to be affected by economicfriction between the US and China. However, we expect an increase in demand forproducts for the US and European markets.0.50 We will work to improve profitability through aggressive capital investment andefforts to shore up production capabilities.Operating incomeCS Business18.717.013.9 In memory semiconductor sockets, in addition to shipments of new NANDproducts, we anticipate steady performance stemming from the start of shipmentsof products for new DRAMs.Actual Forecast(Billions of JPY)20 In test sockets, we expect sales to center on products for smartphones. We alsoanticipate ongoing growth in sales of products for automobiles and PC servers. In logic semiconductor sockets, we anticipate steady performance in products forin-vehicle ADAS/MCUs, as well as robust sales of products for PCs and servers.FY2019 FY2020 FY2021 FY2022Actual100 We believe higher raw material and transportation costs will cause expenses torise, and we will continue working to minimize this impact.Actual ForecastOperating income15/21

2. FY2022 Full-Year ForecastCapex and DepreciationDepreciationCapital Investment(Billions of JPY)54(Billions of JPY)Other3.83Reinforceproduction bases2.7Increaseproductionefficiencies,boost capacity21034.4（Note）Invest in newproductdevelopmentFY2020 FY2021 FY2022ResultResultPlan2.72.22.4210FY2020 FY2021 FY2022ResultResultPlanNote: The FY2020 capital investment figure includes the relocation of a new factory in Germany, and around JPY1.4billion in investment in a solar power generation and storage system at Sakura Factory.16/21

2. FY2022 Full-Year ForecastInvestment Plans for FY2022 We intend to further expand the Group’s mainstay factories in the Philippines. We plan to expand the production area by revising the production layout ofour three existing plants in the Philippines. In line with favorable sales, we plan to use the additional space as a testsocket production area. We will approximately double test socket production capacity, comparedwith FY2021 levels. The expansion is slated for completion in October 2022.Pricon Microelectronics1st FactoryPricon Microelectronics2nd FactoryTest Solution Services Factory17/21

2. FY2022 Full-Year ForecastInvestment Plans for FY2022 Notice on Construction of a New Building at Sakura FactoryWe hereby announce that our Board of Directors has resolved at a meeting held on March 25, 2022, toconstruct a new building on the premises of our Sakura Factory, as follows:Description1. Purpose of Constructing a New BuildingWe have decided to construct a new building to relocate production facilities and provide more spaceto increase production capacity. With the construction of the new building, we aim to establish astable supply system for semiconductor test sockets. This decision was made due to the growingglobal demand for semiconductors and to respond speedily to diversifying customer needs forconnector solutions due to the recovery of investment in industrial and in-vehicle equipment.In constructing the new building, we will consider our business continuity plan (BCP), earthquake andinfrastructure countermeasures, and measures to reduce environmental impact.2. Details of Acquired AssetsNameSakura Factory Building No. 2 (tentative name),Yamaichi Electronics Co., Ltd.LocationBuilding areaTotal floor spaceTotal amount of investmentFinancing plan1-4-1 Osaku, Sakura-shi, Chiba3,000 m2 (planned)6,000 m2 (planned)Approx. 1.5 billion yenInternal funds3. Acquisition ScheduleConstruction start dateProduction start dateFebruary 2023 (planned)April 2024 (planned)18/21