2. Beijing Construction Committee is the owner, and the builder's certificate issued by it is the real thing. Common in the province, useless outside the province. Construction engineers usually take the exam twice a year, and they can basically pass it, which is very good.
3. The certificate of China Architectural Education Association Network is useful, but its recognition is not high.
Extended data:
Don't look it up. Is a worthless training certificate. Only when the local housing and construction departments hold classes to train and issue certificates can the training of builders be legal and effective. The builder's certificate is just a post certificate.
This kind of certificate has some limitations, but it also has a certain scope. For example, if the holder joins a club and meets the requirements of the club, the club will issue him a certificate. But the certificate is only suitable for application and use in this society, and it is not recognized elsewhere and has no effect.
It is not a government agency, but a social organization, so the certificate issued can be imagined. Although it is not authoritative, it is a social organization, but the documents issued by the General Construction Committee in recent years still have certain value, after all, it is the whole country.
Baidu encyclopedia-builder's certificate