Where should I setup a bank account in Winterthur?

"Before retiring in Winterthur, expats should be aware that the cost of living is relatively high. It is important to research the local housing market and the availability of rental properties. Expats should also be aware that the Swiss healthcare system is one of the best in the world, but it is also expensive. It is important to research the different health insurance options available to expats. Additionally, expats should be aware that the Swiss language is German, so it is important to learn the language or at least some basic phrases. Finally, expats should be aware that Winterthur is a great place to retire, with plenty of outdoor activities, cultural attractions, and a vibrant nightlife," mentioned another expat when asked about moving to Winterthur, Switzerland.