Highest level of building decoration and interior decoration with national certification 建筑装修装饰专业承包1级

 

Secondary level of interior design with national certification 设计乙级

 

Electronic and intelligent engineering professional contracting Level II 电子与智能化专业承包2级

 

Fire facilities engineering professional contracting Level II 消防设施专业承包2级

 

Construction mechanical and electrical installation engineering professional contracting Level III 建筑机电安装工程专业承包3级

 

Work safety license 安全生产许可证