Bike-sharing has been advocated by the government in recent years. It offers help to the people who is in a hurry to reach the destination soon, the more important is to let more people back to the simple traffic style and reduce private cars, so as to protect our environment. But some people make use of this policy to take advantages of others. News report that some middle age men and women force people to give charge after finishing using bike-sharing, because they look after the bikes. It is known to all that bike-sharing is free, which is the convenience government offers to the public. It is ridiculous to charge. When the news exposed, the public know the truth and the ones who take charge are criticized. Under the government’s supervision, now bike-sharing is more popular.