1. Growth of fitness crowd: With the gradual increase of urban population in China, the improvement of people's health awareness and the increase of opportunities to participate in fitness activities, the fitness crowd in China is growing rapidly.
2. Scale expansion of fitness market: With the increasing size of fitness crowd and per capita disposable income in China, the scale of fitness market in China is expanding.
3. The qualifications of coaches are uneven: there is no hard and fast rule in the fitness industry that you must be certified. Some people without professional background can sell courses after short-term training, which leads to uneven qualifications of coaches.