The second-level constructor's continuing education is mainly to complete the required continuing education hours, and the examination will be easier. It is valid for three years after obtaining the certificate of registered second-class constructor. You can choose to complete the required continuing education classes within a certain period of three years.

Many teachers will repeatedly emphasize the importance of real questions in their lectures over the years, but there are still many candidates who don't pay much attention to them. Many people think that the real questions over the years are all tested questions, and the possibility of re-testing is very small (especially the case analysis questions). They think it's a waste of time to do real questions in the past few years.