What qualifications does a concrete mixing station need?

1, ready-mixed commercial concrete mixing station needs to handle business license, tax registration certificate, organization code certificate, environmental assessment, measurement certification, construction enterprise qualification certificate and concrete special laboratory qualification. 2, EIA to the environmental protection bureau, measurement certification to the provincial bureau of quality and technical supervision, construction enterprise qualification certificate and concrete special laboratory qualification to the provincial construction department, ready-mixed concrete mixing station professional enterprise qualification is divided into two levels, three levels. That's about it.