UNITED MICROELECTRONICS CORP business relationships

“Our primary customers, in terms of our sales revenues, include premier integrated device manufacturers, such as Texas Instruments and Intel, plus leading fabless design companies, such as MediaTek, Realtek and Novatek.” SEC filing

“We are also collaborating with Intel on the 12nm FinFET process to be manufactured in the United States.” SEC filing

“Our customers include industry leaders such as MediaTek, Realtek, Novatek and Texas Instruments.” SEC filing

“We collaborate with international insurance companies, such as American International Group (AIG), and global insurance brokers to regularly conduct risk audits.” SEC filing

“In addition, we currently have patent cross-licensing agreements with several companies, including International Business Machines Corporation, or IBM.” SEC filing

“We also joined the IBM chip alliance, for advanced process development.” SEC filing

“We and Cadence Design Systems collaborate on certification of analog/mixed-signal flow for 28HPC+ process.” SEC filing

“We source silicon wafers from our foundry partners, UMC, USJC, Samsung, TSMC, and Epson, pursuant to agreements with each company and their respective affiliates.” SEC filing

“We rely on foundries in Japan, Korea and Taiwan to supply and fabricate silicon wafers for our semiconductor products, including Taiwan Semiconductor Manufacturing, Samsung Semiconductor, United Microelectronics Corporation, and Seiko Epson.” SEC filing

“In 2024, we announced a strategic collaboration with UMC to develop a 12 nm process platform that expands our mature‑node process portfolio and strengthens our U.S.-based manufacturing foundry capabilities, with production expected to begin in 2027.” SEC filing

“Our primary fab partners currently include UMC, PSL, Tower and TSMC.” SEC filing

“...y primarily on Bosch and Teledyne Digital Imaging Inc. ("Teledyne") for our MEMS fabrication, and primarily on TSMC and UMC for our analog circuits fabrication, and any disruption in the supply of wafers or any increases in the wafer or materials prices could adversely affect our gross margins and o...” SEC filing

“For example, we rely on TSMC and UMC in Taiwan for the fabrication of our analog circuits and have engineering personnel in Taiwan and sales force personnel in China.” SEC filing

“...ng period, including Eviden (Atos Group), Authentrend, Capgemini Engineering, ColibriTD, FortifyIQ Inc., Granite River Labs, Kaynes Semiconductor, Landis+Gyr, Metavisio (Thomson Computing), PORTYQ, Quantix Edge Security, Serma Security, Trusted Semiconductor Solutions, and manufacturing partner UMC.” SEC filing

“These agreements are typically for specified periods of time, and our customers include Kioxia, Micron, Samsung, SanDisk, SK Hynix, Sony, ST Microelectronics, and UMC.” SEC filing

“partners particularly in Asia, including UMC and TSMC, to” SEC filing

“...ng period, including Eviden (Atos Group), Authentrend, Capgemini Engineering, ColibriTD, FortifyIQ Inc., Granite River Labs, Kaynes Semiconductor, Landis+Gyr, Metavisio (Thomson Computing), PORTYQ, Quantix Edge Security, Serma Security, Trusted Semiconductor Solutions, and manufacturing partner UMC.” SEC filing

“For example, according to their websites, four of our largest manufacturing partners, ASE, Intel, TSMC, and UMC, each maintain well-developed environmental management and sustainability programs that are publicly avowed and supported by the highest levels of management within those organizations and...” SEC filing

“Currently, a large portion of our products are manufactured by TSMC, and UMC, at foundries located in Taiwan, Singapore, and China.” SEC filing

“We currently do not have long-term capacity agreements with our main foundries, UMC and Samsung, primarily because historically we have placed only a limited quantity of orders.” SEC filing

“We have obtained our foundry services from TSMC, UMC, Vanguard, Macronix, Globalfoundries Singapore, PSMC, Nexchip and SKHYSI in the past few years.” SEC filing