Can I apply for a patent again if I don't get a certificate?

No, those who have submitted applications will be made public when the time comes. It takes 18 months for invention and 8 months for utility. The interruption is only that you can't get authorization, but the technology has become a public technology, which is not novel and does not conform to the patent law. (Fortunately, the application for utility model can be authorized, but it is easily invalidated.