It's a big enough amount to go to jail.
Because the organizers are running a business, it's a business.
So, if you want to charge, he is a profit-making legal organization, it is necessary to register for business, to have a business site, to have environmental protection, fire, safety and so on the assessment report, you also have to provide you with invoices to pay taxes to the government, but also to sign a service agreement with you "customers" and so on the responsibility of the equivalent of a company's operation. The company's operation is a company's operation.
It's very clear that it's regulated by the Administration for Industry and Commerce.
If he said he was charging a cost fee, he was kind enough to voluntarily buy dance necessities for you collectively advanced expenses, and ultimately all of them are spent on you, then provide a clear list of the cost of going to be the list. Otherwise, it is illegal business, the amount of money to be jailed, if your "customers" in the process of dancing personal accidents, they can be held legally responsible.
This thing as long as someone to the industry and commerce, tax or the Public Security Bureau to make a report phone, and immediately wear uniforms to take your organizers to the questioning.