1, you can apply for a business license. 2. In real life, not every building has a real estate license. Some can't apply for real estate license, some are applying for it, and some have been mortgaged. In these cases, it is impossible to provide real estate license to apply for business license. At this time, you need to issue a certificate to prove the ownership of the property. These certificates are issued by different institutions according to the real estate situation. It can be issued by the Housing Authority, the local government, the village committee or the management committee. The real estate licenses issued by these institutions are equivalent to real estate licenses when handling business licenses.