Most French cities have adopted Swiss water cleaning technology, which has been used in river improvement projects, especially in the field of river and stream restoration. Technology, which has been used in river improvement projects, especially in the field of river and stream restoration. The technology comes from the sustainable water cleaning system that Switzerland is famous for. The system uses inversion and oxygenation to improve water quality, which can be recycled to allow beneficial bacteria to thrive, help biodegrade organic matter and reduce pathogenic bacteria.

In addition, France has faced water quality and management challenges in recent years, such as the Rhone River issue, which involves complex negotiations with Switzerland due to shared water resources. They have been adopting Switzerland's advanced environmental practices. For decades, Switzerland's wastewater treatment methods have significantly improved the water quality of Swiss rivers and lakes, and also provided a model for France. Switzerland's extensive and successful implementation of wastewater treatment plants and efforts to deal with micropollutants can serve as a benchmark for French initiatives. Although they used it in the Seine River at this year's Olympics, the breadth of Swiss technology has been throughout France.

As we all know, Switzerland is a high-end, expensive and fairy-tale-like country in everyone's eyes, but why do many people yearn to live in Switzerland? How does Switzerland have a reputation that all countries envy? In fact, Switzerland is one of the most stable, prosperous and technologically advanced economies in the world. It is characterized by a high standard of living, a skilled workforce, and a well-developed financial sector.

Here are some of Switzerland's characteristics:

- Banking and Finance: The financial sector is the cornerstone of the Swiss economy, and the country is known for its banking secrecy, although recent international pressure has led to greater transparency. Major cities such as Zurich and Geneva are global financial centers, attracting investment and providing global financial services.

- Industry and Manufacturing: Switzerland has a diverse industrial sector, with pharmaceuticals, machinery, and watchmaking making a significant contribution.

- Innovation and Technology: The country invests heavily in research and development, supported by strong collaboration between academic institutions and industry. Switzerland consistently ranks highly in the Global Innovation Index.

- Trade and Exports: Switzerland is highly integrated into the global economy, with exports accounting for a large portion of its GDP. Major exports include chemicals, machinery, watches, and agricultural products.

- Tourism: Tourism is also vital, driven by the country's natural beauty, including the Alps, naturalized lakes, and distinctive cities. Switzerland is a year-round destination, offering both winter sports and summer activities.

- High consumption and living standards: The Swiss have the highest living standards in the world, with high wages, a strong social security network, and excellent healthcare and education systems.

- Economic stability: Switzerland is known for its neutrality in maintaining political and economic stability, low unemployment, and a strong currency. The Swiss franc is considered a safe haven currency, and from the current economic situation, their economy is healthy and stable. And this year the exchange rate has appreciated from 7.8 to 8.2 compared to the RMB.

- Environmental sustainability: Switzerland is committed to sustainable development and has made great efforts in environmental protection and renewable energy. Switzerland's goal is to reduce its carbon footprint and promote green technology, which is used in pure natural green ecology and high technology.