Infineon Technologies said it officially opened a new backend semiconductor manufacturing site in Bangkok’s Samut Prakan area on 1 October 2026. The opening is part of the company’s plan to diversify its global production network and add capacity for future demand. The site currently employs around 350 people. Infineon expects the workforce to grow to approximately 1,000 as its first production module ramps up. The current staff count and the company’s future expectation describe different stages and should not be read as jobs already created.

Backend manufacturing covers steps such as assembly, testing and packaging after wafer processing. Infineon says the Bangkok site has cleanroom, assembly and test capabilities, as well as wafer testing, supported by automation and a digital manufacturing backbone. The company designed the facility for phased expansion to as many as five modules and says it could eventually become one of its largest backend sites. Five modules does not mean five production lines are already operating: the release identifies Module A as the starting point and gives no schedule for later phases.

Infineon cites the site’s proximity to Southeast Asian supply networks, regional customer markets and logistics links as reasons for the location. It says Bangkok will help diversify its manufacturing footprint for sectors including automotive, industry and energy infrastructure. The company’s expectation of long-term semiconductor demand growth, driven by digitalisation, electrification and the energy transition, is part of its investment rationale. The announcement does not provide annual chip output capacity, investment value or product-level production volume, so the opening alone is not a quantified increase in supply.

The company and the Thai government also present the project as a contribution to the country’s semiconductor ecosystem and skilled employment. Infineon says the site uses 100% green electricity and includes water recycling, rainwater collection and on-site solar modules. The announcement does not attach a measured emissions reduction to those design features. The expected workforce of about 1,000 is tied to the ramp-up of Module A; the reported current staff count is around 350. Hiring and module expansion will take place over time, and the release does not provide a dated schedule for reaching the expected level.

Employment goals and manufacturing output should be assessed separately: a larger workforce does not by itself show a proportional rise in chip production or utilisation. The release describes potential phased module expansion but gives no wafer, package or device capacity per module. The site’s quantitative contribution to supply can therefore be assessed only through later operating and production disclosures.