Huadu still belongs to the scope of Guangzhou&;s purchase restriction. If you have a Guangzhou household registration, you can pay social security for three consecutive years for non-Guangzhou household registration. Usually two years. Social security certificate is one of the most important materials, such as children&;s education, pension and some transfers. The newly purchased house needs to apply for a real estate license before it can be transferred. The unit that accepts the transfer of real estate is the real estate management bureau where the real estate is located.