La Chaux-de-Fonds International
The La Chaux-de-Fonds International were high-level international badminton championships in Switzerland . The tournament took place in La Chaux-de-Fonds . The tournament was held for the 16th time in 1990 (also known as the Swiss Open 1990 in the year mentioned). Events from 1992 to 2001 are documented. After the Swiss Open, the tournament was the most important international badminton tournament in Switzerland.
