ConsiderC is a data-driven fitness service providing software company, in which has expertise in cardio exercise. ConsiderC builds Virchy Bike. Virchy Bike is an indoor exercise bicycle that simulates a real outdoor bicycling experience by dynamically adjusting the tilt and pedaling resistance to match the terrain of the virtual course. Virchy Bike takes advantage of the personal expertise of our founder along with analysis of big data trends of our entire user base to provide effective, personalized training. More importantly, the social competitions and real physical effects provide a fun experience that keep people exercising. Equipped responsive system based on geographic feature and side by side buffering unit to keep user to stay safe to optimize authentic experience, enhanced wind will lead people to exhilarating moments. The training method is as follows: Physical Test->Riding Course Recommendation->Virchy Riding->Riding Result Evaluation & Analysis (less)