ASM INTERNATIONAL RECEIVES SUPPLIER EXCELLENCE AWARD FROM TSMC

Almere, The Netherlands
January 2, 2018

ASM International N.V. (Euronext Amsterdam: ASM) has received a supplier excellence award as one of five equipment suppliers from TSMC for the performance and support of ASM's CVD equipment and technology during 2018. The award was presented to ASM by Dr. C.C. Wei, TSMC's Chief Executive Officer, at the TSMC Supply Chain Management Forum on December 6, 2018 in Taiwan.

The award was received by ASM in recognition of its CVD technology and performance in production at TSMC fabs. During the presentation, TSMC explained three points that contributed to the award to ASM.

1)     Close engagement with TSMC and precursor suppliers to innovate process solutions.

2)     Continued effort on cost and productivity improvement.

3)     Exceptional manpower arrangement for delivery.

"We are very honored to receive this prestigious award from TSMC. On behalf of ASM, I would like to thank TSMC for this recognition," said Chuck del Prado, CEO and President of ASM International. "ASM strives to continuously advance our technology solutions and our partnership with TSMC is of strategic importance to ASM. We are very pleased that TSMC has benefited from the performance of our ALD and Epitaxy deposition tools in its production fabs."

TSMC is the world's largest semiconductor manufacturing foundry. TSMC holds the Supply Chain Management Forum annually to show appreciation for the support and contributions of their suppliers and to recognize outstanding equipment and materials suppliers.

About ASM International

ASM International NV, headquartered in Almere, the Netherlands, its subsidiaries and participations design and manufacture equipment and materials used to produce semiconductor devices. ASM International, its subsidiaries and participations provide production solutions for wafer processing (Front-end segment) as well as for assembly & packaging and surface mount technology (Back-end segment) through facilities in the United States, Europe, Japan and Asia. ASM International's common stock trades on the Euronext Amsterdam Stock Exchange (symbol ASM). For more information, visit ASMI's website at www.asm.com.

Cautionary Note Regarding Forward-Looking Statements: All matters discussed in this press release, except for any historical data, are forward-looking statements. Forward-looking statements involve risks and uncertainties that could cause actual results to differ materially from those in the forward-looking statements. These include, but are not limited to, economic conditions and trends in the semiconductor industry generally and the timing of the industry cycles specifically, currency fluctuations, corporate transactions, financing and liquidity matters, the success of restructurings, the timing of significant orders, market acceptance of new products, competitive factors, litigation involving intellectual property, shareholders or other issues, commercial and economic disruption due to natural disasters, terrorist activity, armed conflict or political instability, epidemics and other risks indicated in the Company's reports and financial statements. The Company assumes no obligation nor intends to update or revise any forward-looking statements to reflect future developments or circumstances.

CONTACT

Investor contact:
Victor Bareño
T: +31 88 100 8500
E: victor.bareno@asm.com

Media contact:
Ian Bickerton
T: +31 625 018 512