Cultural background: In some western countries, fitness and healthy lifestyle are regarded as an important part of life.

2. Income level: The membership fee of high-end gyms is high, and only those with higher income can afford it. Many foreigners have a relatively high level of work, life and economy in China.

3. Communication environment: In high-end gyms, many foreigners often get together to form an environment for mutual exchange and study.

4. Facilities and services: High-end gyms usually have complete facilities, elegant environment and professional services.