Why is it difficult to test a building? Tell me about my understanding of a building.

After taking the first exam, you will find that the society is cruel and the competition is fierce. After taking the first exam, you will suddenly find out why you have spent so much time and effort, but with little effect. There are always endless problems, endless knowledge points, endless achievements, grades that you can never pass and endless schoolmasters. The people who apply for the First Construction Project can be said to be people who are working hard for their lives. After passing the First Construction Project, they will increase their personal income and thus improve their living standards. A construction certificate can be said to be a technical qualification, and it can also be a channel to improve living standards. The gold content of the certificate is very high, so it is recommended that qualified friends can try to apply for it.