ChipMOS REPORTS 27.9% MoM INCREASE IN MARCH 2023; 1.7% QoQ DECREASE IN 1Q23 REVENUE

HSINCHU, April 10, 2023/PRNewswire-FirstCall/ -- ChipMOS TECHNOLOGIES INC. ("ChipMOS" or the "Company") (Taiwan Stock Exchange: 8150 and NASDAQ: IMOS), an industry leading provider of outsourced semiconductor assembly and test services ("OSAT"), today reported its unaudited consolidated revenue for the month of March 2023 and for the first quarter ended March 31, 2023. All U.S. dollar figures cited in this press release are based on the exchange rate of NT$30.48 to US$1.00 as of March 31, 2023.

Revenue for the first quarter of 2023 was NT$4,605.1 million or US$151.1 million, representing a decrease of 1.7% from the fourth quarter of 2022, and a decrease of 31.5% from the first quarter of 2022. Q1 is typically a slower period for the industry with fewer working days than Q4.

Revenue for the month of March 2023 was NT$1,837.7 million or US$60.3 million, representing an increase of 27.9% from February 2023, and a decrease of 22.0% from March 2022. The Company noted March represents the second sequential month of revenue growth reflecting a pick-up in demand of LCD drivers. This follows industry-wide inventory adjustments, as the Company continues to work with customers to navigate demand and loading levels.

About ChipMOS TECHNOLOGIES INC.:

ChipMOS TECHNOLOGIES INC. ("ChipMOS" or the "Company") (Taiwan Stock Exchange: 8150 and NASDAQ: IMOS) (www.chipmos.com) is an industry leading provider of outsourced semiconductor assembly and test services. With advanced facilities in Hsinchu Science Park, Hsinchu Industrial Park and Southern Taiwan Science Park in Taiwan, ChipMOS is known for its track record of excellence and history of innovation. The Company provides end-to-end assembly and test services to leading fabless semiconductor companies, integrated device manufacturers and independent semiconductor foundries serving virtually all end markets worldwide.

Forward-Looking Statements:

This press release may contain certain forward-looking statements. These forward-looking statements may be identified by words such as 'believes,' 'expects,' 'anticipates,' 'projects,' 'intends,' 'should,' 'seeks,' 'estimates,' 'future' or similar expressions or by discussion of, among other things, strategies, goals, plans or intentions. These statements may include financial projections and estimates and their underlying assumptions, statements regarding plans, objectives and expectations with respect to future operations, products and services, and statements regarding future performance. Actual results may differ materially in the future from those reflected in forward-looking statements contained in this document, due to various factors. Further information regarding these risks, uncertainties and other factors are included in the Company's most recent Annual Report on Form 20-F filed with the U.S. Securities and Exchange Commission (the "SEC") and in the Company's other filings with the SEC.

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SOURCE ChipMOS TECHNOLOGIES INC.